Properties

Label 828.2.bc.a
Level $828$
Weight $2$
Character orbit 828.bc
Analytic conductor $6.612$
Analytic rank $0$
Dimension $2800$
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] = [828,2,Mod(7,828)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(828, base_ring=CyclotomicField(66))
 
chi = DirichletCharacter(H, H._module([33, 44, 57]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("828.7");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 828 = 2^{2} \cdot 3^{2} \cdot 23 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 828.bc (of order \(66\), degree \(20\), 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: \(6.61161328736\)
Analytic rank: \(0\)
Dimension: \(2800\)
Relative dimension: \(140\) over \(\Q(\zeta_{66})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{66}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 2800 q - 9 q^{2} - 9 q^{4} - 22 q^{5} - 11 q^{6} - 30 q^{8} - 36 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 2800 q - 9 q^{2} - 9 q^{4} - 22 q^{5} - 11 q^{6} - 30 q^{8} - 36 q^{9} - 44 q^{10} - 18 q^{12} - 18 q^{13} - 11 q^{14} - 9 q^{16} - 88 q^{17} - 19 q^{18} - 11 q^{20} - 44 q^{21} - 52 q^{24} - 142 q^{25} - 56 q^{26} - 44 q^{28} - 26 q^{29} - 22 q^{30} - 9 q^{32} - 44 q^{33} - 11 q^{34} + 11 q^{36} - 88 q^{37} - 11 q^{38} - 77 q^{40} - 18 q^{41} - 22 q^{42} - 44 q^{44} - 48 q^{46} + 98 q^{49} - 53 q^{50} - 16 q^{52} - 88 q^{53} + 12 q^{54} - 11 q^{56} - 44 q^{57} - 8 q^{58} - 22 q^{60} - 22 q^{61} - 22 q^{62} - 78 q^{64} - 22 q^{65} + 11 q^{66} - 58 q^{69} + 10 q^{70} - 16 q^{72} - 72 q^{73} - 11 q^{74} - 11 q^{76} - 58 q^{77} + 21 q^{78} - 44 q^{80} + 148 q^{81} - 26 q^{82} + 132 q^{84} - 38 q^{85} - 11 q^{86} - 11 q^{88} - 88 q^{89} - 462 q^{90} - 39 q^{92} - 244 q^{93} - 54 q^{94} + 242 q^{96} - 22 q^{97} - 140 q^{98}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
7.1 −1.41378 0.0349503i 0.879752 + 1.49199i 1.99756 + 0.0988242i 3.58986 + 2.55633i −1.19163 2.14010i 1.10213 4.54304i −2.82066 0.209531i −1.45207 + 2.62516i −4.98593 3.73955i
7.2 −1.41333 + 0.0498581i −1.63313 0.576962i 1.99503 0.140932i 2.13191 + 1.51813i 2.33693 + 0.734016i −0.181224 + 0.747014i −2.81262 + 0.298653i 2.33423 + 1.88451i −3.08879 2.03933i
7.3 −1.41307 + 0.0567420i 0.952273 + 1.44678i 1.99356 0.160361i −2.29028 1.63090i −1.42773 1.99038i 0.425048 1.75207i −2.80795 + 0.339721i −1.18635 + 2.75546i 3.32887 + 2.17463i
7.4 −1.41271 0.0651497i −1.45418 + 0.940936i 1.99151 + 0.184076i 1.59544 + 1.13611i 2.11564 1.23453i −0.222022 + 0.915188i −2.80144 0.389792i 1.22928 2.73658i −2.17988 1.70894i
7.5 −1.41107 0.0942838i 0.897019 1.48167i 1.98222 + 0.266082i 2.23100 + 1.58869i −1.40545 + 2.00617i −0.735480 + 3.03169i −2.77196 0.562350i −1.39071 2.65818i −2.99831 2.45210i
7.6 −1.40973 0.112564i −0.254837 + 1.71320i 1.97466 + 0.317369i −1.92549 1.37113i 0.552095 2.38646i −1.16890 + 4.81827i −2.74800 0.669679i −2.87012 0.873173i 2.56007 + 2.14966i
7.7 −1.40499 0.161213i 1.15882 1.28730i 1.94802 + 0.453007i 0.518240 + 0.369037i −1.83567 + 1.62183i 0.972868 4.01022i −2.66393 0.950519i −0.314267 2.98349i −0.668631 0.602042i
7.8 −1.40293 + 0.178259i −0.305651 1.70487i 1.93645 0.500171i −2.46845 1.75778i 0.732716 + 2.33733i −0.312606 + 1.28858i −2.62755 + 1.04690i −2.81316 + 1.04219i 3.77642 + 2.02602i
7.9 −1.40161 0.188397i 1.72568 0.148373i 1.92901 + 0.528117i −0.503255 0.358366i −2.44669 0.117153i −0.0226963 + 0.0935555i −2.60423 1.10363i 2.95597 0.512088i 0.637852 + 0.597101i
7.10 −1.38227 + 0.298859i −1.28953 + 1.15634i 1.82137 0.826210i 0.199061 + 0.141751i 1.43690 1.98376i 0.636225 2.62255i −2.27071 + 1.68638i 0.325777 2.98226i −0.317521 0.136448i
7.11 −1.37475 + 0.331740i 1.69049 + 0.377145i 1.77990 0.912121i 1.84506 + 1.31386i −2.44912 + 0.0423209i −0.644505 + 2.65669i −2.14434 + 1.84440i 2.71552 + 1.27512i −2.97237 1.19416i
7.12 −1.36251 + 0.378916i −1.71392 0.249964i 1.71285 1.03255i −2.37058 1.68808i 2.42994 0.308853i −0.415469 + 1.71258i −1.94251 + 2.05588i 2.87504 + 0.856836i 3.86957 + 1.40177i
7.13 −1.34732 0.429788i −1.34777 + 1.08789i 1.63057 + 1.15813i −3.17290 2.25941i 2.28345 0.886492i 0.934274 3.85113i −1.69915 2.26117i 0.632971 2.93246i 3.30386 + 4.40784i
7.14 −1.34580 + 0.434530i 1.59703 0.670443i 1.62237 1.16958i −2.36401 1.68340i −1.85796 + 1.59624i −0.562009 + 2.31663i −1.67517 + 2.27899i 2.10101 2.14144i 3.91297 + 1.23829i
7.15 −1.34119 + 0.448564i 0.287118 1.70809i 1.59758 1.20322i 0.338060 + 0.240732i 0.381106 + 2.41966i 0.592868 2.44384i −1.60294 + 2.33036i −2.83513 0.980846i −0.561386 0.171225i
7.16 −1.31972 0.508266i −1.07230 1.36021i 1.48333 + 1.34154i −1.29077 0.919151i 0.723792 + 2.34011i 0.955331 3.93793i −1.27573 2.52439i −0.700337 + 2.91711i 1.23628 + 1.86908i
7.17 −1.31526 0.519713i 1.72096 + 0.195659i 1.45980 + 1.36711i −0.287396 0.204654i −2.16182 1.15175i 0.481166 1.98339i −1.20950 2.55678i 2.92343 + 0.673446i 0.271638 + 0.418536i
7.18 −1.31208 + 0.527684i 0.0176969 + 1.73196i 1.44310 1.38473i −0.621476 0.442551i −0.937148 2.26313i 0.0952313 0.392549i −1.16276 + 2.57837i −2.99937 + 0.0613006i 1.04895 + 0.252718i
7.19 −1.30675 + 0.540750i −0.928423 1.46220i 1.41518 1.41325i 2.61476 + 1.86196i 2.00390 + 1.40868i 0.489950 2.01960i −1.08507 + 2.61202i −1.27606 + 2.71508i −4.42369 1.01918i
7.20 −1.28682 0.586596i −0.683111 + 1.59165i 1.31181 + 1.50969i 1.55644 + 1.10834i 1.81270 1.64746i −0.0487718 + 0.201040i −0.802485 2.71220i −2.06672 2.17455i −1.35271 2.33923i
See next 80 embeddings (of 2800 total)
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 7.140
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
23.d odd 22 1 inner
36.f odd 6 1 inner
92.h even 22 1 inner
207.p odd 66 1 inner
828.bc even 66 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 828.2.bc.a 2800
4.b odd 2 1 inner 828.2.bc.a 2800
9.c even 3 1 inner 828.2.bc.a 2800
23.d odd 22 1 inner 828.2.bc.a 2800
36.f odd 6 1 inner 828.2.bc.a 2800
92.h even 22 1 inner 828.2.bc.a 2800
207.p odd 66 1 inner 828.2.bc.a 2800
828.bc even 66 1 inner 828.2.bc.a 2800
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
828.2.bc.a 2800 1.a even 1 1 trivial
828.2.bc.a 2800 4.b odd 2 1 inner
828.2.bc.a 2800 9.c even 3 1 inner
828.2.bc.a 2800 23.d odd 22 1 inner
828.2.bc.a 2800 36.f odd 6 1 inner
828.2.bc.a 2800 92.h even 22 1 inner
828.2.bc.a 2800 207.p odd 66 1 inner
828.2.bc.a 2800 828.bc even 66 1 inner

Hecke kernels

This newform subspace is the entire newspace \(S_{2}^{\mathrm{new}}(828, [\chi])\).