Properties

Label 784.2.j.a
Level $784$
Weight $2$
Character orbit 784.j
Analytic conductor $6.260$
Analytic rank $0$
Dimension $56$
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] = [784,2,Mod(195,784)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(784, base_ring=CyclotomicField(4))
 
chi = DirichletCharacter(H, H._module([2, 3, 2]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("784.195");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 784 = 2^{4} \cdot 7^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 784.j (of order \(4\), degree \(2\), 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: \(6.26027151847\)
Analytic rank: \(0\)
Dimension: \(56\)
Relative dimension: \(28\) over \(\Q(i)\)
Twist minimal: no (minimal twist has level 112)
Sato-Tate group: $\mathrm{SU}(2)[C_{4}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 56 q + 4 q^{2} + 8 q^{4} + 4 q^{8}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 56 q + 4 q^{2} + 8 q^{4} + 4 q^{8} - 4 q^{11} - 16 q^{16} + 60 q^{18} - 28 q^{22} + 24 q^{23} - 24 q^{29} + 36 q^{30} + 24 q^{32} + 16 q^{36} - 12 q^{37} + 8 q^{39} - 52 q^{44} - 32 q^{46} + 68 q^{51} - 12 q^{53} - 36 q^{58} - 156 q^{60} - 16 q^{64} + 8 q^{65} - 12 q^{67} - 80 q^{71} + 8 q^{72} - 124 q^{74} + 4 q^{78} + 16 q^{81} - 28 q^{85} - 60 q^{88} - 20 q^{92} - 20 q^{93} - 16 q^{99}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
195.1 −1.39496 + 0.232566i −0.957039 0.957039i 1.89183 0.648841i 0.804316 + 0.804316i 1.55761 + 1.11246i 0 −2.48812 + 1.34508i 1.16815i −1.30904 0.934931i
195.2 −1.39496 + 0.232566i 0.957039 + 0.957039i 1.89183 0.648841i −0.804316 0.804316i −1.55761 1.11246i 0 −2.48812 + 1.34508i 1.16815i 1.30904 + 0.934931i
195.3 −1.30774 0.538353i −0.145010 0.145010i 1.42035 + 1.40805i −1.33254 1.33254i 0.111568 + 0.267701i 0 −1.09942 2.60601i 2.95794i 1.02524 + 2.45999i
195.4 −1.30774 0.538353i 0.145010 + 0.145010i 1.42035 + 1.40805i 1.33254 + 1.33254i −0.111568 0.267701i 0 −1.09942 2.60601i 2.95794i −1.02524 2.45999i
195.5 −1.10953 + 0.876896i −1.81900 1.81900i 0.462106 1.94588i 2.28693 + 2.28693i 3.61331 + 0.423158i 0 1.19362 + 2.56423i 3.61753i −4.54282 0.532014i
195.6 −1.10953 + 0.876896i 1.81900 + 1.81900i 0.462106 1.94588i −2.28693 2.28693i −3.61331 0.423158i 0 1.19362 + 2.56423i 3.61753i 4.54282 + 0.532014i
195.7 −1.07857 0.914706i −1.91404 1.91404i 0.326624 + 1.97315i −0.329897 0.329897i 0.313640 + 3.81521i 0 1.45257 2.42694i 4.32709i 0.0540578 + 0.657575i
195.8 −1.07857 0.914706i 1.91404 + 1.91404i 0.326624 + 1.97315i 0.329897 + 0.329897i −0.313640 3.81521i 0 1.45257 2.42694i 4.32709i −0.0540578 0.657575i
195.9 −0.795020 + 1.16959i −0.648349 0.648349i −0.735886 1.85970i −2.23699 2.23699i 1.27375 0.242853i 0 2.76013 + 0.617811i 2.15929i 4.39482 0.837912i
195.10 −0.795020 + 1.16959i 0.648349 + 0.648349i −0.735886 1.85970i 2.23699 + 2.23699i −1.27375 + 0.242853i 0 2.76013 + 0.617811i 2.15929i −4.39482 + 0.837912i
195.11 −0.436725 1.34509i −2.03150 2.03150i −1.61854 + 1.17487i −2.47931 2.47931i −1.84535 + 3.61976i 0 2.28717 + 1.66399i 5.25398i −2.25212 + 4.41768i
195.12 −0.436725 1.34509i 2.03150 + 2.03150i −1.61854 + 1.17487i 2.47931 + 2.47931i 1.84535 3.61976i 0 2.28717 + 1.66399i 5.25398i 2.25212 4.41768i
195.13 0.0617395 1.41287i −0.771824 0.771824i −1.99238 0.174459i 1.02430 + 1.02430i −1.13814 + 1.04283i 0 −0.369496 + 2.80419i 1.80857i 1.51044 1.38396i
195.14 0.0617395 1.41287i 0.771824 + 0.771824i −1.99238 0.174459i −1.02430 1.02430i 1.13814 1.04283i 0 −0.369496 + 2.80419i 1.80857i −1.51044 + 1.38396i
195.15 0.266279 + 1.38892i −0.180750 0.180750i −1.85819 + 0.739679i 0.365541 + 0.365541i 0.202917 0.299177i 0 −1.52215 2.38392i 2.93466i −0.410371 + 0.605043i
195.16 0.266279 + 1.38892i 0.180750 + 0.180750i −1.85819 + 0.739679i −0.365541 0.365541i −0.202917 + 0.299177i 0 −1.52215 2.38392i 2.93466i 0.410371 0.605043i
195.17 0.714421 1.22049i −1.43319 1.43319i −0.979204 1.74389i 1.82200 + 1.82200i −2.77309 + 0.725295i 0 −2.82797 0.0507629i 1.10805i 3.52541 0.922061i
195.18 0.714421 1.22049i 1.43319 + 1.43319i −0.979204 1.74389i −1.82200 1.82200i 2.77309 0.725295i 0 −2.82797 0.0507629i 1.10805i −3.52541 + 0.922061i
195.19 0.945273 + 1.05188i −1.68113 1.68113i −0.212918 + 1.98863i −0.611867 0.611867i 0.179226 3.35748i 0 −2.29308 + 1.65584i 2.65240i 0.0652315 1.22199i
195.20 0.945273 + 1.05188i 1.68113 + 1.68113i −0.212918 + 1.98863i 0.611867 + 0.611867i −0.179226 + 3.35748i 0 −2.29308 + 1.65584i 2.65240i −0.0652315 + 1.22199i
See all 56 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 195.28
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
7.b odd 2 1 inner
16.f odd 4 1 inner
112.j even 4 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 784.2.j.a 56
7.b odd 2 1 inner 784.2.j.a 56
7.c even 3 1 112.2.v.a 56
7.c even 3 1 784.2.w.f 56
7.d odd 6 1 112.2.v.a 56
7.d odd 6 1 784.2.w.f 56
16.f odd 4 1 inner 784.2.j.a 56
28.f even 6 1 448.2.z.a 56
28.g odd 6 1 448.2.z.a 56
56.j odd 6 1 896.2.z.b 56
56.k odd 6 1 896.2.z.a 56
56.m even 6 1 896.2.z.a 56
56.p even 6 1 896.2.z.b 56
112.j even 4 1 inner 784.2.j.a 56
112.u odd 12 1 112.2.v.a 56
112.u odd 12 1 784.2.w.f 56
112.u odd 12 1 896.2.z.b 56
112.v even 12 1 112.2.v.a 56
112.v even 12 1 784.2.w.f 56
112.v even 12 1 896.2.z.b 56
112.w even 12 1 448.2.z.a 56
112.w even 12 1 896.2.z.a 56
112.x odd 12 1 448.2.z.a 56
112.x odd 12 1 896.2.z.a 56
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
112.2.v.a 56 7.c even 3 1
112.2.v.a 56 7.d odd 6 1
112.2.v.a 56 112.u odd 12 1
112.2.v.a 56 112.v even 12 1
448.2.z.a 56 28.f even 6 1
448.2.z.a 56 28.g odd 6 1
448.2.z.a 56 112.w even 12 1
448.2.z.a 56 112.x odd 12 1
784.2.j.a 56 1.a even 1 1 trivial
784.2.j.a 56 7.b odd 2 1 inner
784.2.j.a 56 16.f odd 4 1 inner
784.2.j.a 56 112.j even 4 1 inner
784.2.w.f 56 7.c even 3 1
784.2.w.f 56 7.d odd 6 1
784.2.w.f 56 112.u odd 12 1
784.2.w.f 56 112.v even 12 1
896.2.z.a 56 56.k odd 6 1
896.2.z.a 56 56.m even 6 1
896.2.z.a 56 112.w even 12 1
896.2.z.a 56 112.x odd 12 1
896.2.z.b 56 56.j odd 6 1
896.2.z.b 56 56.p even 6 1
896.2.z.b 56 112.u odd 12 1
896.2.z.b 56 112.v even 12 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{56} + 338 T_{3}^{52} + 46331 T_{3}^{48} + 3355716 T_{3}^{44} + 140044569 T_{3}^{40} + \cdots + 4100625 \) acting on \(S_{2}^{\mathrm{new}}(784, [\chi])\). Copy content Toggle raw display