Properties

Label 864.3.o.b
Level $864$
Weight $3$
Character orbit 864.o
Analytic conductor $23.542$
Analytic rank $0$
Dimension $20$
CM no
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [864,3,Mod(127,864)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(864, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([3, 0, 4]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("864.127");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 864 = 2^{5} \cdot 3^{3} \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 864.o (of order \(6\), degree \(2\), not minimal)

Newform invariants

comment: select newform
 
sage: f = N[0] # Warning: the index may be different
 
gp: f = lf[1] \\ Warning: the index may be different
 
Self dual: no
Analytic conductor: \(23.5422948407\)
Analytic rank: \(0\)
Dimension: \(20\)
Relative dimension: \(10\) over \(\Q(\zeta_{6})\)
Coefficient field: \(\mathbb{Q}[x]/(x^{20} - \cdots)\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{20} - 10 x^{19} + 50 x^{18} - 130 x^{17} + 203 x^{16} - 296 x^{15} + 1260 x^{14} - 3380 x^{13} + \cdots + 64 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{13}]\)
Coefficient ring index: \( 2^{26}\cdot 3^{8} \)
Twist minimal: no (minimal twist has level 288)
Sato-Tate group: $\mathrm{SU}(2)[C_{6}]$

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\ldots,\beta_{19}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + (\beta_{6} - \beta_{3} - \beta_{2} - 1) q^{5} + ( - \beta_{12} + \beta_{10}) q^{7}+O(q^{10}) \) Copy content Toggle raw display \( q + (\beta_{6} - \beta_{3} - \beta_{2} - 1) q^{5} + ( - \beta_{12} + \beta_{10}) q^{7} + (\beta_{18} + \beta_{8}) q^{11} + (\beta_{16} + \beta_{15} + 3 \beta_{3} + 3) q^{13} + (\beta_{14} + \beta_{6} - 3) q^{17} + (\beta_{12} + \beta_{11} + \cdots - 2 \beta_{4}) q^{19}+ \cdots + (5 \beta_{19} + \beta_{17} + \cdots - 12 \beta_{2}) q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 20 q - 14 q^{5}+O(q^{10}) \) Copy content Toggle raw display \( 20 q - 14 q^{5} + 26 q^{13} - 72 q^{17} + 36 q^{25} + 134 q^{29} + 96 q^{37} + 26 q^{41} + 348 q^{49} + 192 q^{53} + 386 q^{61} + 106 q^{65} - 168 q^{73} - 58 q^{77} + 192 q^{85} + 240 q^{89} + 374 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{20} - 10 x^{19} + 50 x^{18} - 130 x^{17} + 203 x^{16} - 296 x^{15} + 1260 x^{14} - 3380 x^{13} + \cdots + 64 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( - 19\!\cdots\!63 \nu^{19} + \cdots + 15\!\cdots\!96 ) / 65\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( - 17\!\cdots\!05 \nu^{19} + \cdots + 13\!\cdots\!08 ) / 40\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( - 22981222561 \nu^{19} + 228756996538 \nu^{18} - 1139644587846 \nu^{17} + \cdots - 7487382052224 ) / 11835144571200 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( 53\!\cdots\!38 \nu^{19} + \cdots + 72\!\cdots\!88 ) / 21\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( 11\!\cdots\!80 \nu^{19} + \cdots + 30\!\cdots\!16 ) / 42\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( - 32\!\cdots\!73 \nu^{19} + \cdots + 60\!\cdots\!56 ) / 10\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( - 11\!\cdots\!21 \nu^{19} + \cdots - 24\!\cdots\!56 ) / 21\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( - 16\!\cdots\!45 \nu^{19} + \cdots + 12\!\cdots\!48 ) / 28\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( - 19\!\cdots\!92 \nu^{19} + \cdots - 11\!\cdots\!92 ) / 32\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( 27\!\cdots\!17 \nu^{19} + \cdots - 97\!\cdots\!72 ) / 42\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( - 90\!\cdots\!24 \nu^{19} + \cdots - 75\!\cdots\!32 ) / 14\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{12}\)\(=\) \( ( - 56\!\cdots\!35 \nu^{19} + \cdots - 20\!\cdots\!36 ) / 84\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{13}\)\(=\) \( ( - 15\!\cdots\!23 \nu^{19} + \cdots - 42\!\cdots\!16 ) / 20\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{14}\)\(=\) \( ( - 16\!\cdots\!35 \nu^{19} + \cdots - 22\!\cdots\!56 ) / 20\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{15}\)\(=\) \( ( 38\!\cdots\!01 \nu^{19} + \cdots + 18\!\cdots\!60 ) / 40\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{16}\)\(=\) \( ( 29\!\cdots\!77 \nu^{19} + \cdots - 15\!\cdots\!20 ) / 20\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{17}\)\(=\) \( ( - 68\!\cdots\!65 \nu^{19} + \cdots + 16\!\cdots\!36 ) / 40\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{18}\)\(=\) \( ( - 17\!\cdots\!91 \nu^{19} + \cdots - 15\!\cdots\!20 ) / 84\!\cdots\!00 \) Copy content Toggle raw display
\(\beta_{19}\)\(=\) \( ( 50\!\cdots\!12 \nu^{19} + \cdots + 94\!\cdots\!56 ) / 20\!\cdots\!00 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( 2 \beta_{18} - 2 \beta_{17} - \beta_{16} - 2 \beta_{15} - \beta_{14} - \beta_{12} - \beta_{11} + \cdots + 13 ) / 24 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( - 2 \beta_{17} - \beta_{16} - 2 \beta_{15} - \beta_{14} + 3 \beta_{12} - 3 \beta_{11} + \beta_{9} + \cdots + 1 ) / 12 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( - \beta_{19} - 7 \beta_{18} - 6 \beta_{17} - 7 \beta_{16} - 8 \beta_{15} - 6 \beta_{14} - \beta_{13} + \cdots - 71 ) / 12 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( - 6 \beta_{18} - 5 \beta_{16} - 5 \beta_{14} + 3 \beta_{12} + 7 \beta_{11} - 6 \beta_{10} + 11 \beta_{9} + \cdots - 98 ) / 3 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( 13 \beta_{19} - 61 \beta_{18} + 50 \beta_{17} + 80 \beta_{15} - 15 \beta_{14} + 13 \beta_{13} + \cdots - 690 ) / 12 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( 29 \beta_{19} + 102 \beta_{17} + 86 \beta_{16} + 172 \beta_{15} + 51 \beta_{14} + 29 \beta_{13} + \cdots + 166 ) / 6 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( 149 \beta_{19} + 587 \beta_{18} + 474 \beta_{17} + 910 \beta_{16} + 868 \beta_{15} + 671 \beta_{14} + \cdots + 9156 ) / 12 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( ( - 3 \beta_{19} + 644 \beta_{18} + 591 \beta_{16} + 504 \beta_{14} + 3 \beta_{13} - 390 \beta_{12} + \cdots + 9564 ) / 3 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( ( - 1711 \beta_{19} + 5935 \beta_{18} - 4674 \beta_{17} + 734 \beta_{16} - 9632 \beta_{15} + \cdots + 71440 ) / 12 \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( ( - 3857 \beta_{19} - 10370 \beta_{17} - 11280 \beta_{16} - 22560 \beta_{15} - 5185 \beta_{14} + \cdots - 39096 ) / 6 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( ( - 16531 \beta_{19} - 61629 \beta_{18} - 46546 \beta_{17} - 118166 \beta_{16} - 107500 \beta_{15} + \cdots - 1138536 ) / 12 \) Copy content Toggle raw display
\(\nu^{12}\)\(=\) \( ( 2712 \beta_{19} - 70506 \beta_{18} - 77783 \beta_{16} - 51743 \beta_{14} - 2712 \beta_{13} + \cdots - 1093748 ) / 3 \) Copy content Toggle raw display
\(\nu^{13}\)\(=\) \( ( 230865 \beta_{19} - 650297 \beta_{18} + 464186 \beta_{17} - 145626 \beta_{16} + 1201616 \beta_{15} + \cdots - 7631960 ) / 12 \) Copy content Toggle raw display
\(\nu^{14}\)\(=\) \( ( 461421 \beta_{19} + 1035746 \beta_{17} + 1419460 \beta_{16} + 2838920 \beta_{15} + 517873 \beta_{14} + \cdots + 6335792 ) / 6 \) Copy content Toggle raw display
\(\nu^{15}\)\(=\) \( ( 1614413 \beta_{19} + 6935267 \beta_{18} + 4624962 \beta_{17} + 15358378 \beta_{16} + 13441444 \beta_{15} + \cdots + 142752744 ) / 12 \) Copy content Toggle raw display
\(\nu^{16}\)\(=\) \( ( - 738045 \beta_{19} + 8029512 \beta_{18} + 10386267 \beta_{16} + 5336418 \beta_{14} + 738045 \beta_{13} + \cdots + 130500468 ) / 3 \) Copy content Toggle raw display
\(\nu^{17}\)\(=\) \( ( - 31292783 \beta_{19} + 74533343 \beta_{18} - 46008394 \beta_{17} + 24561382 \beta_{16} + \cdots + 844714024 ) / 12 \) Copy content Toggle raw display
\(\nu^{18}\)\(=\) \( ( - 54437221 \beta_{19} - 102534762 \beta_{17} - 178043536 \beta_{16} - 356087072 \beta_{15} + \cdots - 927457088 ) / 6 \) Copy content Toggle raw display
\(\nu^{19}\)\(=\) \( ( - 144330691 \beta_{19} - 805772845 \beta_{18} - 456832554 \beta_{17} - 1994153350 \beta_{16} + \cdots - 18028357304 ) / 12 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/864\mathbb{Z}\right)^\times\).

\(n\) \(325\) \(353\) \(703\)
\(\chi(n)\) \(1\) \(-1 - \beta_{3}\) \(-1\)

Embeddings

For each embedding \(\iota_m\) of the coefficient field, the values \(\iota_m(a_n)\) are shown below.

For more information on an embedded modular form you can click on its label.

comment: embeddings in the coefficient field
 
gp: mfembed(f)
 
Label   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
127.1
−0.804757 + 0.804757i
1.80476 + 1.80476i
2.24258 + 2.24258i
−1.24258 + 1.24258i
1.11023 1.11023i
−0.110232 0.110232i
0.189070 0.189070i
0.810930 + 0.810930i
−1.38201 1.38201i
2.38201 2.38201i
−0.804757 0.804757i
1.80476 1.80476i
2.24258 2.24258i
−1.24258 1.24258i
1.11023 + 1.11023i
−0.110232 + 0.110232i
0.189070 + 0.189070i
0.810930 0.810930i
−1.38201 + 1.38201i
2.38201 + 2.38201i
0 0 0 −4.49547 7.78638i 0 −8.46628 4.88801i 0 0 0
127.2 0 0 0 −4.49547 7.78638i 0 8.46628 + 4.88801i 0 0 0
127.3 0 0 0 −1.18939 2.06008i 0 −6.27165 3.62094i 0 0 0
127.4 0 0 0 −1.18939 2.06008i 0 6.27165 + 3.62094i 0 0 0
127.5 0 0 0 −0.704345 1.21996i 0 −0.768192 0.443516i 0 0 0
127.6 0 0 0 −0.704345 1.21996i 0 0.768192 + 0.443516i 0 0 0
127.7 0 0 0 0.966952 + 1.67481i 0 −8.96285 5.17470i 0 0 0
127.8 0 0 0 0.966952 + 1.67481i 0 8.96285 + 5.17470i 0 0 0
127.9 0 0 0 1.92225 + 3.32943i 0 −11.0596 6.38529i 0 0 0
127.10 0 0 0 1.92225 + 3.32943i 0 11.0596 + 6.38529i 0 0 0
415.1 0 0 0 −4.49547 + 7.78638i 0 −8.46628 + 4.88801i 0 0 0
415.2 0 0 0 −4.49547 + 7.78638i 0 8.46628 4.88801i 0 0 0
415.3 0 0 0 −1.18939 + 2.06008i 0 −6.27165 + 3.62094i 0 0 0
415.4 0 0 0 −1.18939 + 2.06008i 0 6.27165 3.62094i 0 0 0
415.5 0 0 0 −0.704345 + 1.21996i 0 −0.768192 + 0.443516i 0 0 0
415.6 0 0 0 −0.704345 + 1.21996i 0 0.768192 0.443516i 0 0 0
415.7 0 0 0 0.966952 1.67481i 0 −8.96285 + 5.17470i 0 0 0
415.8 0 0 0 0.966952 1.67481i 0 8.96285 5.17470i 0 0 0
415.9 0 0 0 1.92225 3.32943i 0 −11.0596 + 6.38529i 0 0 0
415.10 0 0 0 1.92225 3.32943i 0 11.0596 6.38529i 0 0 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 127.10
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
4.b odd 2 1 inner
9.c even 3 1 inner
36.f odd 6 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 864.3.o.b 20
3.b odd 2 1 288.3.o.b 20
4.b odd 2 1 inner 864.3.o.b 20
8.b even 2 1 1728.3.o.h 20
8.d odd 2 1 1728.3.o.h 20
9.c even 3 1 inner 864.3.o.b 20
9.c even 3 1 2592.3.g.h 10
9.d odd 6 1 288.3.o.b 20
9.d odd 6 1 2592.3.g.g 10
12.b even 2 1 288.3.o.b 20
24.f even 2 1 576.3.o.h 20
24.h odd 2 1 576.3.o.h 20
36.f odd 6 1 inner 864.3.o.b 20
36.f odd 6 1 2592.3.g.h 10
36.h even 6 1 288.3.o.b 20
36.h even 6 1 2592.3.g.g 10
72.j odd 6 1 576.3.o.h 20
72.l even 6 1 576.3.o.h 20
72.n even 6 1 1728.3.o.h 20
72.p odd 6 1 1728.3.o.h 20
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
288.3.o.b 20 3.b odd 2 1
288.3.o.b 20 9.d odd 6 1
288.3.o.b 20 12.b even 2 1
288.3.o.b 20 36.h even 6 1
576.3.o.h 20 24.f even 2 1
576.3.o.h 20 24.h odd 2 1
576.3.o.h 20 72.j odd 6 1
576.3.o.h 20 72.l even 6 1
864.3.o.b 20 1.a even 1 1 trivial
864.3.o.b 20 4.b odd 2 1 inner
864.3.o.b 20 9.c even 3 1 inner
864.3.o.b 20 36.f odd 6 1 inner
1728.3.o.h 20 8.b even 2 1
1728.3.o.h 20 8.d odd 2 1
1728.3.o.h 20 72.n even 6 1
1728.3.o.h 20 72.p odd 6 1
2592.3.g.g 10 9.d odd 6 1
2592.3.g.g 10 36.h even 6 1
2592.3.g.h 10 9.c even 3 1
2592.3.g.h 10 36.f odd 6 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{5}^{10} + 7 T_{5}^{9} + 78 T_{5}^{8} - 21 T_{5}^{7} + 1374 T_{5}^{6} + 1407 T_{5}^{5} + 9729 T_{5}^{4} + \cdots + 50176 \) acting on \(S_{3}^{\mathrm{new}}(864, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{20} \) Copy content Toggle raw display
$3$ \( T^{20} \) Copy content Toggle raw display
$5$ \( (T^{10} + 7 T^{9} + \cdots + 50176)^{2} \) Copy content Toggle raw display
$7$ \( T^{20} + \cdots + 47\!\cdots\!00 \) Copy content Toggle raw display
$11$ \( T^{20} + \cdots + 43\!\cdots\!01 \) Copy content Toggle raw display
$13$ \( (T^{10} - 13 T^{9} + \cdots + 583696)^{2} \) Copy content Toggle raw display
$17$ \( (T^{5} + 18 T^{4} + \cdots + 50832)^{4} \) Copy content Toggle raw display
$19$ \( (T^{10} + \cdots + 1691581169664)^{2} \) Copy content Toggle raw display
$23$ \( T^{20} + \cdots + 80\!\cdots\!56 \) Copy content Toggle raw display
$29$ \( (T^{10} + \cdots + 104284535520400)^{2} \) Copy content Toggle raw display
$31$ \( T^{20} + \cdots + 15\!\cdots\!56 \) Copy content Toggle raw display
$37$ \( (T^{5} - 24 T^{4} + \cdots - 14835456)^{4} \) Copy content Toggle raw display
$41$ \( (T^{10} + \cdots + 13190269049281)^{2} \) Copy content Toggle raw display
$43$ \( T^{20} + \cdots + 95\!\cdots\!21 \) Copy content Toggle raw display
$47$ \( T^{20} + \cdots + 24\!\cdots\!36 \) Copy content Toggle raw display
$53$ \( (T^{5} - 48 T^{4} + \cdots - 2275179264)^{4} \) Copy content Toggle raw display
$59$ \( T^{20} + \cdots + 13\!\cdots\!25 \) Copy content Toggle raw display
$61$ \( (T^{10} + \cdots + 21\!\cdots\!00)^{2} \) Copy content Toggle raw display
$67$ \( T^{20} + \cdots + 37\!\cdots\!81 \) Copy content Toggle raw display
$71$ \( (T^{10} + \cdots + 10\!\cdots\!24)^{2} \) Copy content Toggle raw display
$73$ \( (T^{5} + 42 T^{4} + \cdots + 2701063440)^{4} \) Copy content Toggle raw display
$79$ \( T^{20} + \cdots + 10\!\cdots\!00 \) Copy content Toggle raw display
$83$ \( T^{20} + \cdots + 22\!\cdots\!76 \) Copy content Toggle raw display
$89$ \( (T^{5} - 60 T^{4} + \cdots + 1531650240)^{4} \) Copy content Toggle raw display
$97$ \( (T^{10} + \cdots + 52\!\cdots\!25)^{2} \) Copy content Toggle raw display
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