Properties

Label 1089.2.d.g
Level $1089$
Weight $2$
Character orbit 1089.d
Analytic conductor $8.696$
Analytic rank $0$
Dimension $16$
CM no
Inner twists $4$

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Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [1089,2,Mod(1088,1089)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(1089, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([1, 1]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("1089.1088");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 1089 = 3^{2} \cdot 11^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1089.d (of order \(2\), degree \(1\), 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: \(8.69570878012\)
Analytic rank: \(0\)
Dimension: \(16\)
Coefficient field: \(\mathbb{Q}[x]/(x^{16} + \cdots)\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{16} + 2x^{14} - 16x^{12} - 72x^{10} + 26x^{8} + 360x^{6} + 725x^{4} + 1000x^{2} + 625 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{5}]\)
Coefficient ring index: \( 2^{8} \)
Twist minimal: no (minimal twist has level 99)
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-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 \(1,\beta_1,\ldots,\beta_{15}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_{15} q^{2} + (\beta_{4} + 1) q^{4} + (\beta_{12} - \beta_{6} + \cdots - \beta_{2}) q^{5}+ \cdots + (2 \beta_{15} - \beta_{7}) q^{8}+O(q^{10}) \) Copy content Toggle raw display \( q + \beta_{15} q^{2} + (\beta_{4} + 1) q^{4} + (\beta_{12} - \beta_{6} + \cdots - \beta_{2}) q^{5}+ \cdots + (2 \beta_{15} + 8 \beta_{14} + \cdots + 2 \beta_{7}) q^{98}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 16 q + 16 q^{4}+O(q^{10}) \) Copy content Toggle raw display \( 16 q + 16 q^{4} + 40 q^{16} - 32 q^{25} + 16 q^{31} + 40 q^{34} + 8 q^{37} + 16 q^{49} + 32 q^{58} - 104 q^{64} + 96 q^{67} - 64 q^{70} + 88 q^{82} + 48 q^{91}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{16} + 2x^{14} - 16x^{12} - 72x^{10} + 26x^{8} + 360x^{6} + 725x^{4} + 1000x^{2} + 625 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( 198 \nu^{14} + 906 \nu^{12} - 3748 \nu^{10} - 12741 \nu^{8} - 17472 \nu^{6} - 18885 \nu^{4} + \cdots + 555250 ) / 881375 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( 532 \nu^{15} - 12231 \nu^{13} - 61577 \nu^{11} - 12284 \nu^{9} + 989047 \nu^{7} + \cdots - 4371000 \nu ) / 4406875 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( - 3734 \nu^{14} - 7568 \nu^{12} + 73369 \nu^{10} + 265723 \nu^{8} - 286834 \nu^{6} + \cdots - 2261250 ) / 881375 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( 1229 \nu^{14} + 2574 \nu^{12} - 21367 \nu^{10} - 91914 \nu^{8} + 61687 \nu^{6} + 544476 \nu^{4} + \cdots + 684025 ) / 176275 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( - 6796 \nu^{15} - 7982 \nu^{13} + 118381 \nu^{11} + 297652 \nu^{9} - 922291 \nu^{7} + \cdots + 7469875 \nu ) / 4406875 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( - 7797 \nu^{15} - 1879 \nu^{13} + 194307 \nu^{11} + 471569 \nu^{9} - 1255952 \nu^{7} + \cdots - 4720750 \nu ) / 4406875 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( 1932 \nu^{15} + 4062 \nu^{13} - 30006 \nu^{11} - 142852 \nu^{9} + 37491 \nu^{7} + \cdots + 1047925 \nu ) / 881375 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( 11794 \nu^{14} + 8708 \nu^{12} - 186864 \nu^{10} - 541763 \nu^{8} + 1019404 \nu^{6} + \cdots + 4137375 ) / 881375 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( 14403 \nu^{14} + 14916 \nu^{12} - 224078 \nu^{10} - 748351 \nu^{8} + 1023533 \nu^{6} + \cdots + 6732875 ) / 881375 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( 2989 \nu^{15} + 5072 \nu^{13} - 49056 \nu^{11} - 209227 \nu^{9} + 125816 \nu^{7} + \cdots + 1755775 \nu ) / 881375 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( - 17146 \nu^{14} - 6392 \nu^{12} + 302936 \nu^{10} + 792337 \nu^{8} - 1894396 \nu^{6} + \cdots - 6906250 ) / 881375 \) Copy content Toggle raw display
\(\beta_{12}\)\(=\) \( ( 1496 \nu^{15} + 2572 \nu^{13} - 24401 \nu^{11} - 91992 \nu^{9} + 100886 \nu^{7} + 478015 \nu^{5} + \cdots + 598500 \nu ) / 400625 \) Copy content Toggle raw display
\(\beta_{13}\)\(=\) \( ( - 22098 \nu^{14} - 13706 \nu^{12} + 377023 \nu^{10} + 1116041 \nu^{8} - 1983428 \nu^{6} + \cdots - 11238000 ) / 881375 \) Copy content Toggle raw display
\(\beta_{14}\)\(=\) \( ( 58981 \nu^{15} + 32907 \nu^{13} - 991506 \nu^{11} - 2819027 \nu^{9} + 5518041 \nu^{7} + \cdots + 25694375 \nu ) / 4406875 \) Copy content Toggle raw display
\(\beta_{15}\)\(=\) \( ( 93868 \nu^{15} + 59971 \nu^{13} - 1584393 \nu^{11} - 4599956 \nu^{9} + 8757748 \nu^{7} + \cdots + 41365625 \nu ) / 4406875 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{12} - \beta_{7} + \beta_{5} ) / 2 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( \beta_{9} - \beta_{8} - \beta_{4} - \beta_{3} - \beta _1 - 1 ) / 2 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 2\beta_{15} - 3\beta_{14} - 2\beta_{12} + 3\beta_{10} - 3\beta_{7} - \beta_{5} - \beta_{2} ) / 2 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( -2\beta_{13} + 3\beta_{11} - 4\beta_{9} + 5\beta_{8} - 2\beta_{3} - 8\beta _1 + 5 ) / 2 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( -5\beta_{15} + 7\beta_{14} + 3\beta_{12} + 5\beta_{10} - 7\beta_{7} ) / 2 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( 11\beta_{13} - 11\beta_{11} + 17\beta_{9} - 15\beta_{8} - 5\beta_{4} - 6\beta_{3} - 26\beta _1 + 15 ) / 2 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( 28\beta_{15} - 43\beta_{14} + 7\beta_{12} + 27\beta_{10} - 48\beta_{7} + 16\beta_{6} + 4\beta_{5} + 9\beta_{2} ) / 2 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( ( -20\beta_{13} + 35\beta_{11} - 32\beta_{9} + 53\beta_{8} - 32\beta_{4} - 52\beta_{3} - 18\beta _1 + 17 ) / 2 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( ( - 15 \beta_{15} + 21 \beta_{14} - 29 \beta_{12} + 72 \beta_{10} - 116 \beta_{7} - 51 \beta_{6} + \cdots - 87 \beta_{2} ) / 2 \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( 21\beta_{13} + 36\beta_{9} - 275\beta _1 + 166 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( ( 51 \beta_{15} - 78 \beta_{14} + 223 \beta_{12} + 290 \beta_{10} - 462 \beta_{7} + 368 \beta_{6} + \cdots + 239 \beta_{2} ) / 2 \) Copy content Toggle raw display
\(\nu^{12}\)\(=\) \( ( 290\beta_{13} - 110\beta_{11} + 462\beta_{9} - 177\beta_{8} - 462\beta_{4} - 752\beta_{3} - 67\beta _1 + 43 ) / 2 \) Copy content Toggle raw display
\(\nu^{13}\)\(=\) \( ( 1034 \beta_{15} - 1681 \beta_{14} - 239 \beta_{12} + 1281 \beta_{10} - 2076 \beta_{7} + \cdots - 1037 \beta_{2} ) / 2 \) Copy content Toggle raw display
\(\nu^{14}\)\(=\) \( ( - 1039 \beta_{13} + 2071 \beta_{11} - 1678 \beta_{9} + 3360 \beta_{8} - 400 \beta_{4} - 639 \beta_{3} + \cdots + 3360 ) / 2 \) Copy content Toggle raw display
\(\nu^{15}\)\(=\) \( ( -2710\beta_{15} + 4399\beta_{14} + 1521\beta_{12} + 2710\beta_{10} - 4399\beta_{7} + 2475\beta_{6} ) / 2 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1089\mathbb{Z}\right)^\times\).

\(n\) \(244\) \(848\)
\(\chi(n)\) \(-1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1088.1
0.0783900 1.17295i
0.0783900 + 1.17295i
0.556839 + 1.81878i
0.556839 1.81878i
1.90184 + 0.0324487i
1.90184 0.0324487i
0.752864 0.902863i
0.752864 + 0.902863i
−0.752864 0.902863i
−0.752864 + 0.902863i
−1.90184 + 0.0324487i
−1.90184 0.0324487i
−0.556839 + 1.81878i
−0.556839 1.81878i
−0.0783900 1.17295i
−0.0783900 + 1.17295i
−2.43632 0 3.93565 3.79576i 0 0.367791i −4.71586 0 9.24768i
1088.2 −2.43632 0 3.93565 3.79576i 0 0.367791i −4.71586 0 9.24768i
1088.3 −2.35080 0 3.52626 2.24814i 0 4.05107i −3.58792 0 5.28492i
1088.4 −2.35080 0 3.52626 2.24814i 0 4.05107i −3.58792 0 5.28492i
1088.5 −0.688291 0 −1.52626 0.0401087i 0 0.246848i 2.42709 0 0.0276065i
1088.6 −0.688291 0 −1.52626 0.0401087i 0 0.246848i 2.42709 0 0.0276065i
1088.7 −0.253675 0 −1.93565 2.92173i 0 2.71893i 0.998377 0 0.741170i
1088.8 −0.253675 0 −1.93565 2.92173i 0 2.71893i 0.998377 0 0.741170i
1088.9 0.253675 0 −1.93565 2.92173i 0 2.71893i −0.998377 0 0.741170i
1088.10 0.253675 0 −1.93565 2.92173i 0 2.71893i −0.998377 0 0.741170i
1088.11 0.688291 0 −1.52626 0.0401087i 0 0.246848i −2.42709 0 0.0276065i
1088.12 0.688291 0 −1.52626 0.0401087i 0 0.246848i −2.42709 0 0.0276065i
1088.13 2.35080 0 3.52626 2.24814i 0 4.05107i 3.58792 0 5.28492i
1088.14 2.35080 0 3.52626 2.24814i 0 4.05107i 3.58792 0 5.28492i
1088.15 2.43632 0 3.93565 3.79576i 0 0.367791i 4.71586 0 9.24768i
1088.16 2.43632 0 3.93565 3.79576i 0 0.367791i 4.71586 0 9.24768i
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1088.16
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner
11.b odd 2 1 inner
33.d even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1089.2.d.g 16
3.b odd 2 1 inner 1089.2.d.g 16
11.b odd 2 1 inner 1089.2.d.g 16
11.c even 5 1 99.2.j.a 16
11.d odd 10 1 99.2.j.a 16
33.d even 2 1 inner 1089.2.d.g 16
33.f even 10 1 99.2.j.a 16
33.h odd 10 1 99.2.j.a 16
44.g even 10 1 1584.2.cd.c 16
44.h odd 10 1 1584.2.cd.c 16
99.m even 15 2 891.2.u.c 32
99.n odd 30 2 891.2.u.c 32
99.o odd 30 2 891.2.u.c 32
99.p even 30 2 891.2.u.c 32
132.n odd 10 1 1584.2.cd.c 16
132.o even 10 1 1584.2.cd.c 16
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
99.2.j.a 16 11.c even 5 1
99.2.j.a 16 11.d odd 10 1
99.2.j.a 16 33.f even 10 1
99.2.j.a 16 33.h odd 10 1
891.2.u.c 32 99.m even 15 2
891.2.u.c 32 99.n odd 30 2
891.2.u.c 32 99.o odd 30 2
891.2.u.c 32 99.p even 30 2
1089.2.d.g 16 1.a even 1 1 trivial
1089.2.d.g 16 3.b odd 2 1 inner
1089.2.d.g 16 11.b odd 2 1 inner
1089.2.d.g 16 33.d even 2 1 inner
1584.2.cd.c 16 44.g even 10 1
1584.2.cd.c 16 44.h odd 10 1
1584.2.cd.c 16 132.n odd 10 1
1584.2.cd.c 16 132.o even 10 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(1089, [\chi])\):

\( T_{2}^{8} - 12T_{2}^{6} + 39T_{2}^{4} - 18T_{2}^{2} + 1 \) Copy content Toggle raw display
\( T_{17}^{8} - 50T_{17}^{6} + 815T_{17}^{4} - 4300T_{17}^{2} + 25 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( (T^{8} - 12 T^{6} + 39 T^{4} + \cdots + 1)^{2} \) Copy content Toggle raw display
$3$ \( T^{16} \) Copy content Toggle raw display
$5$ \( (T^{8} + 28 T^{6} + 239 T^{4} + \cdots + 1)^{2} \) Copy content Toggle raw display
$7$ \( (T^{8} + 24 T^{6} + 126 T^{4} + \cdots + 1)^{2} \) Copy content Toggle raw display
$11$ \( T^{16} \) Copy content Toggle raw display
$13$ \( (T^{8} + 36 T^{6} + \cdots + 841)^{2} \) Copy content Toggle raw display
$17$ \( (T^{8} - 50 T^{6} + \cdots + 25)^{2} \) Copy content Toggle raw display
$19$ \( (T^{8} + 66 T^{6} + \cdots + 14641)^{2} \) Copy content Toggle raw display
$23$ \( (T^{8} + 82 T^{6} + \cdots + 7921)^{2} \) Copy content Toggle raw display
$29$ \( (T^{8} - 132 T^{6} + \cdots + 59536)^{2} \) Copy content Toggle raw display
$31$ \( (T^{4} - 4 T^{3} + \cdots - 169)^{4} \) Copy content Toggle raw display
$37$ \( (T^{4} - 2 T^{3} + \cdots + 1251)^{4} \) Copy content Toggle raw display
$41$ \( (T^{8} - 242 T^{6} + \cdots + 3455881)^{2} \) Copy content Toggle raw display
$43$ \( (T^{8} + 164 T^{6} + \cdots + 9801)^{2} \) Copy content Toggle raw display
$47$ \( (T^{8} + 222 T^{6} + \cdots + 121)^{2} \) Copy content Toggle raw display
$53$ \( (T^{8} + 222 T^{6} + \cdots + 408321)^{2} \) Copy content Toggle raw display
$59$ \( (T^{8} + 52 T^{6} + 359 T^{4} + \cdots + 1)^{2} \) Copy content Toggle raw display
$61$ \( (T^{8} + 186 T^{6} + \cdots + 450241)^{2} \) Copy content Toggle raw display
$67$ \( (T^{4} - 24 T^{3} + \cdots - 649)^{4} \) Copy content Toggle raw display
$71$ \( (T^{8} + 132 T^{6} + \cdots + 19321)^{2} \) Copy content Toggle raw display
$73$ \( (T^{8} + 340 T^{6} + \cdots + 1488400)^{2} \) Copy content Toggle raw display
$79$ \( (T^{8} + 180 T^{6} + \cdots + 24025)^{2} \) Copy content Toggle raw display
$83$ \( (T^{8} - 278 T^{6} + \cdots + 15124321)^{2} \) Copy content Toggle raw display
$89$ \( (T^{8} + 130 T^{6} + \cdots + 126025)^{2} \) Copy content Toggle raw display
$97$ \( (T^{4} - 255 T^{2} + \cdots + 1255)^{4} \) Copy content Toggle raw display
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