Properties

Label 861.2.bp.a
Level $861$
Weight $2$
Character orbit 861.bp
Analytic conductor $6.875$
Analytic rank $0$
Dimension $864$
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] = [861,2,Mod(44,861)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(861, base_ring=CyclotomicField(24))
 
chi = DirichletCharacter(H, H._module([12, 8, 9]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("861.44");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 861 = 3 \cdot 7 \cdot 41 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 861.bp (of order \(24\), 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: \(6.87511961403\)
Analytic rank: \(0\)
Dimension: \(864\)
Relative dimension: \(108\) over \(\Q(\zeta_{24})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{24}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 864 q - 4 q^{3} - 16 q^{6} - 16 q^{7} - 12 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 864 q - 4 q^{3} - 16 q^{6} - 16 q^{7} - 12 q^{9} - 16 q^{10} - 28 q^{12} - 32 q^{13} - 40 q^{15} + 368 q^{16} - 8 q^{18} - 8 q^{19} - 16 q^{21} - 112 q^{22} + 36 q^{24} - 16 q^{27} - 48 q^{28} + 28 q^{30} - 48 q^{33} - 32 q^{34} - 112 q^{36} - 16 q^{37} - 4 q^{39} - 48 q^{42} - 64 q^{43} - 184 q^{48} + 32 q^{49} + 16 q^{51} - 32 q^{52} + 36 q^{54} - 64 q^{55} - 16 q^{57} - 8 q^{58} + 28 q^{60} - 40 q^{61} - 68 q^{63} - 24 q^{67} + 8 q^{69} - 96 q^{70} - 8 q^{73} - 480 q^{76} - 144 q^{78} - 24 q^{79} + 40 q^{82} - 112 q^{84} + 32 q^{85} + 16 q^{87} + 24 q^{88} + 32 q^{90} - 160 q^{91} - 68 q^{93} - 8 q^{94} - 116 q^{96} - 64 q^{97} + 112 q^{99}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
44.1 −2.64718 + 0.709309i 1.64993 + 0.526991i 4.77238 2.75533i −0.303737 1.13356i −4.74147 0.224726i −1.57558 + 2.12545i −6.80321 + 6.80321i 2.44456 + 1.73900i 1.60809 + 2.78530i
44.2 −2.63317 + 0.705555i −1.61399 + 0.628523i 4.70371 2.71569i −0.456996 1.70553i 3.80644 2.79376i −2.39058 1.13364i −6.61436 + 6.61436i 2.20992 2.02886i 2.40669 + 4.16851i
44.3 −2.59021 + 0.694046i −1.13140 1.31146i 4.49546 2.59546i −0.954798 3.56336i 3.84078 + 2.61173i 2.64189 + 0.142946i −6.05050 + 6.05050i −0.439871 + 2.96758i 4.94626 + 8.56718i
44.4 −2.58395 + 0.692367i −1.63421 + 0.573902i 4.46537 2.57808i 0.775226 + 2.89318i 3.82536 2.61441i 2.09207 1.61964i −5.97015 + 5.97015i 2.34127 1.87575i −4.00629 6.93910i
44.5 −2.57312 + 0.689466i 0.317179 1.70276i 4.41355 2.54816i 0.0913994 + 0.341107i 0.357855 + 4.60010i −1.33734 + 2.28288i −5.83241 + 5.83241i −2.79879 1.08016i −0.470363 0.814693i
44.6 −2.46524 + 0.660558i 0.283183 + 1.70874i 3.90900 2.25686i 0.688446 + 2.56932i −1.82684 4.02540i 1.34867 + 2.27620i −4.53647 + 4.53647i −2.83962 + 0.967773i −3.39437 5.87921i
44.7 −2.46479 + 0.660440i 0.326149 + 1.70107i 3.90698 2.25570i −0.383702 1.43199i −1.92734 3.97738i 0.174843 2.63997i −4.53144 + 4.53144i −2.78725 + 1.10960i 1.89149 + 3.27616i
44.8 −2.42057 + 0.648591i 1.35412 1.07998i 3.70646 2.13992i 0.887879 + 3.31361i −2.57727 + 3.49245i −1.87878 1.86284i −4.03985 + 4.03985i 0.667267 2.92485i −4.29835 7.44496i
44.9 −2.40613 + 0.644720i −0.177666 1.72291i 3.64173 2.10256i 0.696788 + 2.60045i 1.53828 + 4.03101i 2.64200 0.140894i −3.88410 + 3.88410i −2.93687 + 0.612207i −3.35312 5.80778i
44.10 −2.36090 + 0.632601i 1.18311 1.26501i 3.44161 1.98701i −0.515500 1.92387i −1.99295 + 3.73500i 0.0819307 2.64448i −3.41170 + 3.41170i −0.200510 2.99329i 2.43408 + 4.21596i
44.11 −2.28246 + 0.611583i −1.69021 0.378422i 3.10353 1.79182i −0.0134746 0.0502881i 4.08926 0.169968i 0.161587 + 2.64081i −2.64607 + 2.64607i 2.71359 + 1.27922i 0.0615106 + 0.106540i
44.12 −2.27845 + 0.610508i −1.24637 1.20273i 3.08654 1.78202i 0.474142 + 1.76952i 3.57406 + 1.97945i −1.32874 2.28789i −2.60871 + 2.60871i 0.106861 + 2.99810i −2.16061 3.74229i
44.13 −2.23674 + 0.599332i −0.695004 + 1.58650i 2.91174 1.68109i 0.563627 + 2.10348i 0.603704 3.96511i −2.63651 + 0.220953i −2.23045 + 2.23045i −2.03394 2.20524i −2.52137 4.36714i
44.14 −2.06700 + 0.553850i −0.887150 + 1.48760i 2.23368 1.28961i −0.730063 2.72463i 1.00983 3.56622i −1.25040 + 2.33163i −0.876460 + 0.876460i −1.42593 2.63946i 3.01808 + 5.22747i
44.15 −2.04994 + 0.549280i 1.11458 + 1.32579i 2.16850 1.25199i −0.797684 2.97700i −3.01305 2.10558i 2.16757 + 1.51712i −0.756292 + 0.756292i −0.515435 + 2.95539i 3.27041 + 5.66452i
44.16 −2.01791 + 0.540698i 1.67191 + 0.452440i 2.04757 1.18217i 0.248112 + 0.925968i −3.61841 0.00898391i 2.38161 1.15236i −0.538197 + 0.538197i 2.59060 + 1.51288i −1.00134 1.73437i
44.17 −2.00135 + 0.536260i 1.73099 0.0606305i 1.98577 1.14648i −0.705212 2.63189i −3.43180 + 1.04960i −2.63210 0.268405i −0.429224 + 0.429224i 2.99265 0.209901i 2.82275 + 4.88914i
44.18 −1.99563 + 0.534726i 1.71424 0.247750i 1.96454 1.13423i 1.06405 + 3.97110i −3.28850 + 1.41106i −0.0984622 + 2.64392i −0.392183 + 0.392183i 2.87724 0.849405i −4.24690 7.35585i
44.19 −1.90624 + 0.510776i −1.34012 + 1.09730i 1.64081 0.947324i −0.860585 3.21175i 1.99412 2.77622i 2.16964 1.51416i 0.147015 0.147015i 0.591863 2.94104i 3.28097 + 5.68280i
44.20 −1.88845 + 0.506008i −1.21451 + 1.23490i 1.57814 0.911137i 0.230970 + 0.861992i 1.66867 2.94659i 2.64162 0.147740i 0.245696 0.245696i −0.0499376 2.99958i −0.872349 1.51095i
See next 80 embeddings (of 864 total)
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 44.108
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner
7.c even 3 1 inner
21.h odd 6 1 inner
41.e odd 8 1 inner
123.i even 8 1 inner
287.v odd 24 1 inner
861.bp even 24 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 861.2.bp.a 864
3.b odd 2 1 inner 861.2.bp.a 864
7.c even 3 1 inner 861.2.bp.a 864
21.h odd 6 1 inner 861.2.bp.a 864
41.e odd 8 1 inner 861.2.bp.a 864
123.i even 8 1 inner 861.2.bp.a 864
287.v odd 24 1 inner 861.2.bp.a 864
861.bp even 24 1 inner 861.2.bp.a 864
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
861.2.bp.a 864 1.a even 1 1 trivial
861.2.bp.a 864 3.b odd 2 1 inner
861.2.bp.a 864 7.c even 3 1 inner
861.2.bp.a 864 21.h odd 6 1 inner
861.2.bp.a 864 41.e odd 8 1 inner
861.2.bp.a 864 123.i even 8 1 inner
861.2.bp.a 864 287.v odd 24 1 inner
861.2.bp.a 864 861.bp even 24 1 inner

Hecke kernels

This newform subspace is the entire newspace \(S_{2}^{\mathrm{new}}(861, [\chi])\).