Properties

Label 960.3.c.l
Level $960$
Weight $3$
Character orbit 960.c
Analytic conductor $26.158$
Analytic rank $0$
Dimension $16$
CM no
Inner twists $8$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [960,3,Mod(449,960)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(960, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0, 1, 1]))
 
N = Newforms(chi, 3, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("960.449");
 
S:= CuspForms(chi, 3);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 960 = 2^{6} \cdot 3 \cdot 5 \)
Weight: \( k \) \(=\) \( 3 \)
Character orbit: \([\chi]\) \(=\) 960.c (of order \(2\), degree \(1\), 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: \(26.1581053786\)
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: \( x^{16} - 24x^{14} + 502x^{12} - 3252x^{10} + 6781x^{8} - 93108x^{6} + 1275840x^{4} - 4208760x^{2} + 6441444 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{7}]\)
Coefficient ring index: \( 2^{24} \)
Twist minimal: no (minimal twist has level 480)
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.

\(f(q)\) \(=\) \( q + \beta_{3} q^{3} + (\beta_{10} + \beta_{7}) q^{5} + (\beta_{8} - \beta_{4} + \beta_{3}) q^{7} + (\beta_{10} + 2 \beta_{5} - \beta_{2} - 1) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + \beta_{3} q^{3} + (\beta_{10} + \beta_{7}) q^{5} + (\beta_{8} - \beta_{4} + \beta_{3}) q^{7} + (\beta_{10} + 2 \beta_{5} - \beta_{2} - 1) q^{9} - \beta_{15} q^{11} - \beta_{6} q^{13} + ( - \beta_{12} - \beta_{8} + \beta_1) q^{15} + ( - \beta_{11} + \beta_{7}) q^{17} + ( - \beta_{13} + \beta_{12} + \cdots + \beta_1) q^{19}+ \cdots + ( - 3 \beta_{15} - 6 \beta_{13} + \cdots + 4 \beta_1) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 16 q - 16 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 16 q - 16 q^{9} - 128 q^{21} + 240 q^{25} - 96 q^{45} + 400 q^{49} - 32 q^{61} - 416 q^{69} - 368 q^{81} + 224 q^{85}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{16} - 24x^{14} + 502x^{12} - 3252x^{10} + 6781x^{8} - 93108x^{6} + 1275840x^{4} - 4208760x^{2} + 6441444 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( - 20240 \nu^{15} + 5527215 \nu^{13} - 105081680 \nu^{11} + 2036514594 \nu^{9} + \cdots + 3240516618162 \nu ) / 1484477915688 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( 86138 \nu^{14} - 3002451 \nu^{12} + 71404022 \nu^{10} - 858602781 \nu^{8} + \cdots - 1739302176348 ) / 325302259302 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( - 1737685939 \nu^{15} + 37454334210 \nu^{14} - 75335853690 \nu^{13} + \cdots - 99\!\cdots\!48 ) / 39\!\cdots\!12 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( - 1737685939 \nu^{15} - 37454334210 \nu^{14} - 75335853690 \nu^{13} + \cdots + 99\!\cdots\!48 ) / 39\!\cdots\!12 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( - 7723041883 \nu^{15} + 172854096750 \nu^{13} - 3684895135474 \nu^{11} + \cdots + 11\!\cdots\!44 \nu ) / 14\!\cdots\!92 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 96773480 \nu^{14} - 2011803201 \nu^{12} + 43724872910 \nu^{10} - 224522207544 \nu^{8} + \cdots - 280971444124962 ) / 35132644004616 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( 81400076161 \nu^{15} - 1537483144140 \nu^{13} + 31613974277224 \nu^{11} + \cdots + 23\!\cdots\!64 \nu ) / 11\!\cdots\!36 \) Copy content Toggle raw display
\(\beta_{8}\)\(=\) \( ( - 3555343810 \nu^{14} + 83650484355 \nu^{12} - 1693309779862 \nu^{10} + \cdots + 81\!\cdots\!94 ) / 11\!\cdots\!92 \) Copy content Toggle raw display
\(\beta_{9}\)\(=\) \( ( 9589348502 \nu^{14} - 139147617735 \nu^{12} + 2927181746198 \nu^{10} + \cdots + 20\!\cdots\!20 ) / 24\!\cdots\!82 \) Copy content Toggle raw display
\(\beta_{10}\)\(=\) \( ( - 34289497192 \nu^{15} + 731051704305 \nu^{13} - 15233327912179 \nu^{11} + \cdots + 52\!\cdots\!60 \nu ) / 14\!\cdots\!92 \) Copy content Toggle raw display
\(\beta_{11}\)\(=\) \( ( - 300212895377 \nu^{15} + 8155337099256 \nu^{13} - 172236570443744 \nu^{11} + \cdots + 25\!\cdots\!76 \nu ) / 11\!\cdots\!36 \) Copy content Toggle raw display
\(\beta_{12}\)\(=\) \( ( - 171160781162 \nu^{15} + 142763663178 \nu^{14} + 3788096075217 \nu^{13} + \cdots + 66\!\cdots\!38 ) / 59\!\cdots\!68 \) Copy content Toggle raw display
\(\beta_{13}\)\(=\) \( ( - 171974145802 \nu^{15} - 142763663178 \nu^{14} + 4010212737207 \nu^{13} + \cdots - 66\!\cdots\!38 ) / 59\!\cdots\!68 \) Copy content Toggle raw display
\(\beta_{14}\)\(=\) \( ( 574317605 \nu^{14} - 12441314385 \nu^{12} + 261543480296 \nu^{10} - 1259751619182 \nu^{8} + \cdots - 11\!\cdots\!50 ) / 35132644004616 \) Copy content Toggle raw display
\(\beta_{15}\)\(=\) \( ( - 50992186 \nu^{15} + 1130175285 \nu^{13} - 23102193079 \nu^{11} + \cdots + 81710476399656 \nu ) / 5855440667436 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{10} + 2\beta_{7} - 2\beta_{5} + \beta_{4} + \beta_{3} + \beta_1 ) / 4 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( \beta_{13} - \beta_{12} + \beta_{9} - \beta_{8} + 2\beta_{6} + 4\beta_{4} - 4\beta_{3} - \beta_{2} - \beta _1 + 12 ) / 4 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( - 3 \beta_{15} + 6 \beta_{13} + 6 \beta_{12} + 2 \beta_{11} - 4 \beta_{7} - 32 \beta_{5} + 5 \beta_{4} + \cdots - \beta_1 ) / 4 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( - 11 \beta_{13} + 11 \beta_{12} - 26 \beta_{9} - 63 \beta_{8} + 20 \beta_{6} + 104 \beta_{4} + \cdots - 214 ) / 4 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( - 10 \beta_{15} + 35 \beta_{13} + 35 \beta_{12} + 60 \beta_{11} - 161 \beta_{10} - 346 \beta_{7} + \cdots - 815 \beta_1 ) / 4 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( 64 \beta_{14} - 381 \beta_{13} + 381 \beta_{12} - 714 \beta_{9} + 229 \beta_{8} - 130 \beta_{6} + \cdots - 6282 ) / 4 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( 1148 \beta_{15} - 1603 \beta_{13} - 1603 \beta_{12} + 774 \beta_{11} - 4213 \beta_{10} + \cdots - 9397 \beta_1 ) / 4 \) Copy content Toggle raw display
\(\nu^{8}\)\(=\) \( ( 2432 \beta_{14} - 769 \beta_{13} + 769 \beta_{12} - 1312 \beta_{9} + 27607 \beta_{8} - 10072 \beta_{6} + \cdots - 17878 ) / 4 \) Copy content Toggle raw display
\(\nu^{9}\)\(=\) \( ( 22968 \beta_{15} - 34353 \beta_{13} - 34353 \beta_{12} - 10276 \beta_{11} - 17887 \beta_{10} + \cdots + 128593 \beta_1 ) / 4 \) Copy content Toggle raw display
\(\nu^{10}\)\(=\) \( ( 23336 \beta_{14} + 121667 \beta_{13} - 121667 \beta_{12} + 224060 \beta_{9} + 391881 \beta_{8} + \cdots + 2179962 ) / 4 \) Copy content Toggle raw display
\(\nu^{11}\)\(=\) \( ( - 15158 \beta_{15} + 30019 \beta_{13} + 30019 \beta_{12} - 444842 \beta_{11} + 1187137 \beta_{10} + \cdots + 5403299 \beta_1 ) / 4 \) Copy content Toggle raw display
\(\nu^{12}\)\(=\) \( ( - 463184 \beta_{14} + 2218155 \beta_{13} - 2218155 \beta_{12} + 4068924 \beta_{9} - 3472993 \beta_{8} + \cdots + 39605690 ) / 4 \) Copy content Toggle raw display
\(\nu^{13}\)\(=\) \( ( - 8470280 \beta_{15} + 13137631 \beta_{13} + 13137631 \beta_{12} - 3156884 \beta_{11} + \cdots + 38741833 \beta_1 ) / 4 \) Copy content Toggle raw display
\(\nu^{14}\)\(=\) \( ( - 15216240 \beta_{14} - 10035365 \beta_{13} + 10035365 \beta_{12} - 18076316 \beta_{9} + \cdots - 179849910 ) / 4 \) Copy content Toggle raw display
\(\nu^{15}\)\(=\) \( ( - 125896458 \beta_{15} + 194877123 \beta_{13} + 194877123 \beta_{12} + 111731486 \beta_{11} + \cdots - 1371556189 \beta_1 ) / 4 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/960\mathbb{Z}\right)^\times\).

\(n\) \(511\) \(577\) \(641\) \(901\)
\(\chi(n)\) \(1\) \(-1\) \(-1\) \(1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
449.1
−2.66478 0.595188i
1.50106 0.595188i
−2.66478 + 0.595188i
1.50106 + 0.595188i
−3.66835 2.37608i
1.09041 2.37608i
−3.66835 + 2.37608i
1.09041 + 2.37608i
−1.09041 + 2.37608i
3.66835 + 2.37608i
−1.09041 2.37608i
3.66835 2.37608i
−1.50106 + 0.595188i
2.66478 + 0.595188i
−1.50106 0.595188i
2.66478 0.595188i
0 −2.57794 1.53436i 0 −4.16584 + 2.76510i 0 1.68345i 0 4.29150 + 7.91094i 0
449.2 0 −2.57794 1.53436i 0 4.16584 + 2.76510i 0 1.68345i 0 4.29150 + 7.91094i 0
449.3 0 −2.57794 + 1.53436i 0 −4.16584 2.76510i 0 1.68345i 0 4.29150 7.91094i 0
449.4 0 −2.57794 + 1.53436i 0 4.16584 2.76510i 0 1.68345i 0 4.29150 7.91094i 0
449.5 0 −1.16372 2.76510i 0 −4.75876 1.53436i 0 6.72057i 0 −6.29150 + 6.43560i 0
449.6 0 −1.16372 2.76510i 0 4.75876 1.53436i 0 6.72057i 0 −6.29150 + 6.43560i 0
449.7 0 −1.16372 + 2.76510i 0 −4.75876 + 1.53436i 0 6.72057i 0 −6.29150 6.43560i 0
449.8 0 −1.16372 + 2.76510i 0 4.75876 + 1.53436i 0 6.72057i 0 −6.29150 6.43560i 0
449.9 0 1.16372 2.76510i 0 −4.75876 + 1.53436i 0 6.72057i 0 −6.29150 6.43560i 0
449.10 0 1.16372 2.76510i 0 4.75876 + 1.53436i 0 6.72057i 0 −6.29150 6.43560i 0
449.11 0 1.16372 + 2.76510i 0 −4.75876 1.53436i 0 6.72057i 0 −6.29150 + 6.43560i 0
449.12 0 1.16372 + 2.76510i 0 4.75876 1.53436i 0 6.72057i 0 −6.29150 + 6.43560i 0
449.13 0 2.57794 1.53436i 0 −4.16584 2.76510i 0 1.68345i 0 4.29150 7.91094i 0
449.14 0 2.57794 1.53436i 0 4.16584 2.76510i 0 1.68345i 0 4.29150 7.91094i 0
449.15 0 2.57794 + 1.53436i 0 −4.16584 + 2.76510i 0 1.68345i 0 4.29150 + 7.91094i 0
449.16 0 2.57794 + 1.53436i 0 4.16584 + 2.76510i 0 1.68345i 0 4.29150 + 7.91094i 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 449.16
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner
4.b odd 2 1 inner
5.b even 2 1 inner
12.b even 2 1 inner
15.d odd 2 1 inner
20.d odd 2 1 inner
60.h even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 960.3.c.l 16
3.b odd 2 1 inner 960.3.c.l 16
4.b odd 2 1 inner 960.3.c.l 16
5.b even 2 1 inner 960.3.c.l 16
8.b even 2 1 480.3.c.b 16
8.d odd 2 1 480.3.c.b 16
12.b even 2 1 inner 960.3.c.l 16
15.d odd 2 1 inner 960.3.c.l 16
20.d odd 2 1 inner 960.3.c.l 16
24.f even 2 1 480.3.c.b 16
24.h odd 2 1 480.3.c.b 16
40.e odd 2 1 480.3.c.b 16
40.f even 2 1 480.3.c.b 16
60.h even 2 1 inner 960.3.c.l 16
120.i odd 2 1 480.3.c.b 16
120.m even 2 1 480.3.c.b 16
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
480.3.c.b 16 8.b even 2 1
480.3.c.b 16 8.d odd 2 1
480.3.c.b 16 24.f even 2 1
480.3.c.b 16 24.h odd 2 1
480.3.c.b 16 40.e odd 2 1
480.3.c.b 16 40.f even 2 1
480.3.c.b 16 120.i odd 2 1
480.3.c.b 16 120.m even 2 1
960.3.c.l 16 1.a even 1 1 trivial
960.3.c.l 16 3.b odd 2 1 inner
960.3.c.l 16 4.b odd 2 1 inner
960.3.c.l 16 5.b even 2 1 inner
960.3.c.l 16 12.b even 2 1 inner
960.3.c.l 16 15.d odd 2 1 inner
960.3.c.l 16 20.d odd 2 1 inner
960.3.c.l 16 60.h even 2 1 inner

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{3}^{\mathrm{new}}(960, [\chi])\):

\( T_{7}^{4} + 48T_{7}^{2} + 128 \) Copy content Toggle raw display
\( T_{17}^{4} - 1120T_{17}^{2} + 308112 \) Copy content Toggle raw display
\( T_{19}^{4} - 696T_{19}^{2} + 56592 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{16} \) Copy content Toggle raw display
$3$ \( (T^{8} + 4 T^{6} + \cdots + 6561)^{2} \) Copy content Toggle raw display
$5$ \( (T^{8} - 60 T^{6} + \cdots + 390625)^{2} \) Copy content Toggle raw display
$7$ \( (T^{4} + 48 T^{2} + 128)^{4} \) Copy content Toggle raw display
$11$ \( (T^{4} + 424 T^{2} + 12576)^{4} \) Copy content Toggle raw display
$13$ \( (T^{4} + 536 T^{2} + 12576)^{4} \) Copy content Toggle raw display
$17$ \( (T^{4} - 1120 T^{2} + 308112)^{4} \) Copy content Toggle raw display
$19$ \( (T^{4} - 696 T^{2} + 56592)^{4} \) Copy content Toggle raw display
$23$ \( (T^{4} - 1024 T^{2} + 35344)^{4} \) Copy content Toggle raw display
$29$ \( (T^{4} + 1064 T^{2} + 14112)^{4} \) Copy content Toggle raw display
$31$ \( (T^{4} - 1112 T^{2} + 6288)^{4} \) Copy content Toggle raw display
$37$ \( (T^{4} + 4376 T^{2} + 4539936)^{4} \) Copy content Toggle raw display
$41$ \( (T^{4} + 2400 T^{2} + 492032)^{4} \) Copy content Toggle raw display
$43$ \( (T^{4} + 1512 T^{2} + 566048)^{4} \) Copy content Toggle raw display
$47$ \( (T^{4} - 6304 T^{2} + 9909904)^{4} \) Copy content Toggle raw display
$53$ \( (T^{4} - 5248 T^{2} + 2269968)^{4} \) Copy content Toggle raw display
$59$ \( (T^{4} + 3432 T^{2} + 113184)^{4} \) Copy content Toggle raw display
$61$ \( (T^{2} + 4 T - 1788)^{8} \) Copy content Toggle raw display
$67$ \( (T^{4} + 20712 T^{2} + 79581728)^{4} \) Copy content Toggle raw display
$71$ \( (T^{4} + 17056 T^{2} + 72638976)^{4} \) Copy content Toggle raw display
$73$ \( (T^{4} + 8096 T^{2} + 16298496)^{4} \) Copy content Toggle raw display
$79$ \( (T^{4} - 17720 T^{2} + 74707728)^{4} \) Copy content Toggle raw display
$83$ \( (T^{4} - 9856 T^{2} + 21864976)^{4} \) Copy content Toggle raw display
$89$ \( (T^{4} + 33120 T^{2} + 134742528)^{4} \) Copy content Toggle raw display
$97$ \( (T^{4} + 8576 T^{2} + 3219456)^{4} \) Copy content Toggle raw display
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