Properties

Label 960.2.ci.b
Level $960$
Weight $2$
Character orbit 960.ci
Analytic conductor $7.666$
Analytic rank $0$
Dimension $272$
CM no
Inner twists $2$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [960,2,Mod(61,960)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(960, base_ring=CyclotomicField(16))
 
chi = DirichletCharacter(H, H._module([0, 3, 0, 0]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("960.61");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 960 = 2^{6} \cdot 3 \cdot 5 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 960.ci (of order \(16\), degree \(8\), 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: \(7.66563859404\)
Analytic rank: \(0\)
Dimension: \(272\)
Relative dimension: \(34\) over \(\Q(\zeta_{16})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{16}]$

$q$-expansion

The dimension is sufficiently large that we do not compute an algebraic \(q\)-expansion, but we have computed the trace expansion.

\(\operatorname{Tr}(f)(q) = \) \( 272 q - 48 q^{8}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 272 q - 48 q^{8} + 16 q^{22} + 112 q^{26} + 80 q^{28} + 80 q^{32} + 80 q^{34} + 80 q^{38} + 48 q^{40} - 64 q^{44} - 16 q^{51} - 48 q^{52} - 16 q^{56} - 160 q^{58} + 64 q^{59} - 96 q^{62} + 32 q^{63} - 48 q^{64} - 48 q^{66} + 32 q^{67} - 96 q^{68} + 64 q^{71} - 16 q^{74} + 112 q^{76} - 48 q^{78} - 112 q^{79} - 160 q^{86} + 80 q^{88} - 64 q^{93}+O(q^{100}) \) Copy content Toggle raw display

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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
61.1 −1.41394 0.0280623i −0.195090 + 0.980785i 1.99843 + 0.0793566i −0.831470 0.555570i 0.303368 1.38129i −3.27450 + 1.35634i −2.82342 0.168286i −0.923880 0.382683i 1.16005 + 0.808873i
61.2 −1.40285 0.178912i −0.195090 + 0.980785i 1.93598 + 0.501975i −0.831470 0.555570i 0.449157 1.34099i 3.47847 1.44083i −2.62608 1.05057i −0.923880 0.382683i 1.06703 + 0.928142i
61.3 −1.37744 + 0.320394i 0.195090 0.980785i 1.79470 0.882649i 0.831470 + 0.555570i 0.0455121 + 1.41348i 3.48253 1.44251i −2.18929 + 1.79081i −0.923880 0.382683i −1.32330 0.498868i
61.4 −1.36674 0.363364i 0.195090 0.980785i 1.73593 + 0.993244i 0.831470 + 0.555570i −0.623019 + 1.26959i −0.670965 + 0.277923i −2.01165 1.98828i −0.923880 0.382683i −0.934525 1.06144i
61.5 −1.22171 + 0.712345i −0.195090 + 0.980785i 0.985128 1.74055i −0.831470 0.555570i −0.460315 1.33720i −2.53202 + 1.04880i 0.0363389 + 2.82819i −0.923880 0.382683i 1.41157 + 0.0864495i
61.6 −1.21876 + 0.717377i 0.195090 0.980785i 0.970740 1.74862i 0.831470 + 0.555570i 0.465825 + 1.33529i −2.96409 + 1.22777i 0.0713212 + 2.82753i −0.923880 0.382683i −1.41191 0.0806282i
61.7 −1.17892 + 0.781120i −0.195090 + 0.980785i 0.779702 1.84176i −0.831470 0.555570i −0.536115 1.30866i 3.04818 1.26260i 0.519426 + 2.78032i −0.923880 0.382683i 1.41420 + 0.00549483i
61.8 −1.15662 0.813770i 0.195090 0.980785i 0.675556 + 1.88245i 0.831470 + 0.555570i −1.02378 + 0.975641i 4.16771 1.72632i 0.750520 2.72703i −0.923880 0.382683i −0.509591 1.31921i
61.9 −1.05653 0.940074i −0.195090 + 0.980785i 0.232522 + 1.98644i −0.831470 0.555570i 1.12813 0.852832i 0.409756 0.169726i 1.62173 2.31732i −0.923880 0.382683i 0.356198 + 1.36862i
61.10 −1.01035 0.989537i 0.195090 0.980785i 0.0416344 + 1.99957i 0.831470 + 0.555570i −1.16763 + 0.797892i −3.97809 + 1.64778i 1.93658 2.06147i −0.923880 0.382683i −0.290322 1.38409i
61.11 −0.931319 + 1.06426i 0.195090 0.980785i −0.265292 1.98233i 0.831470 + 0.555570i 0.862118 + 1.12105i 0.933346 0.386604i 2.35678 + 1.56384i −0.923880 0.382683i −1.36563 + 0.367486i
61.12 −0.755415 + 1.19555i −0.195090 + 0.980785i −0.858697 1.80628i −0.831470 0.555570i −1.02521 0.974141i −0.0327702 + 0.0135738i 2.80817 + 0.337871i −0.923880 0.382683i 1.29232 0.574381i
61.13 −0.444331 1.34260i 0.195090 0.980785i −1.60514 + 1.19312i 0.831470 + 0.555570i −1.40349 + 0.173866i −1.12942 + 0.467822i 2.31509 + 1.62492i −0.923880 0.382683i 0.376460 1.36319i
61.14 −0.428552 + 1.34772i 0.195090 0.980785i −1.63269 1.15513i 0.831470 + 0.555570i 1.23822 + 0.683244i −2.89139 + 1.19765i 2.25649 1.70537i −0.923880 0.382683i −1.10508 + 0.882496i
61.15 −0.289298 1.38431i −0.195090 + 0.980785i −1.83261 + 0.800956i −0.831470 0.555570i 1.41415 0.0136747i 1.35817 0.562573i 1.63894 + 2.30518i −0.923880 0.382683i −0.528537 + 1.31173i
61.16 0.0905265 1.41131i −0.195090 + 0.980785i −1.98361 0.255522i −0.831470 0.555570i 1.36653 + 0.364121i −2.65455 + 1.09955i −0.540191 + 2.77636i −0.923880 0.382683i −0.859354 + 1.12317i
61.17 0.146617 + 1.40659i −0.195090 + 0.980785i −1.95701 + 0.412460i −0.831470 0.555570i −1.40817 0.130613i −4.71557 + 1.95325i −0.867094 2.69224i −0.923880 0.382683i 0.659554 1.25100i
61.18 0.230620 + 1.39528i −0.195090 + 0.980785i −1.89363 + 0.643560i −0.831470 0.555570i −1.41346 0.0460176i 3.62626 1.50205i −1.33466 2.49373i −0.923880 0.382683i 0.583424 1.28826i
61.19 0.312058 + 1.37935i 0.195090 0.980785i −1.80524 + 0.860878i 0.831470 + 0.555570i 1.41373 0.0369635i 3.73405 1.54669i −1.75080 2.22142i −0.923880 0.382683i −0.506861 + 1.32026i
61.20 0.454066 1.33934i 0.195090 0.980785i −1.58765 1.21629i 0.831470 + 0.555570i −1.22502 0.706633i 0.461200 0.191035i −2.34992 + 1.57412i −0.923880 0.382683i 1.12164 0.861353i
See next 80 embeddings (of 272 total)
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 61.34
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
64.i even 16 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 960.2.ci.b 272
64.i even 16 1 inner 960.2.ci.b 272
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
960.2.ci.b 272 1.a even 1 1 trivial
960.2.ci.b 272 64.i even 16 1 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{7}^{272} + 480 T_{7}^{267} - 6912 T_{7}^{266} + 9344 T_{7}^{265} + 1834432 T_{7}^{264} + \cdots + 22\!\cdots\!76 \) acting on \(S_{2}^{\mathrm{new}}(960, [\chi])\). Copy content Toggle raw display