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Properties

Label 819.2.fy.a
Level $819$
Weight $2$
Character orbit 819.fy
Analytic conductor $6.540$
Analytic rank $0$
Dimension $336$
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] = [819,2,Mod(50,819)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(819, base_ring=CyclotomicField(12))
 
chi = DirichletCharacter(H, H._module([10, 0, 7]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("819.50");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 819 = 3^{2} \cdot 7 \cdot 13 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 819.fy (of order \(12\), degree \(4\), 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: \(6.53974792554\)
Analytic rank: \(0\)
Dimension: \(336\)
Relative dimension: \(84\) over \(\Q(\zeta_{12})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{12}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 336 q - 12 q^{6} + 36 q^{8}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 336 q - 12 q^{6} + 36 q^{8} - 12 q^{11} + 4 q^{15} + 168 q^{16} - 4 q^{18} - 4 q^{21} + 8 q^{24} - 96 q^{26} + 24 q^{27} - 120 q^{30} - 72 q^{32} + 36 q^{33} + 72 q^{38} + 8 q^{39} - 48 q^{41} - 76 q^{45} + 24 q^{48} - 24 q^{50} - 36 q^{52} + 72 q^{54} + 32 q^{57} + 36 q^{58} - 72 q^{59} + 4 q^{60} + 36 q^{62} - 8 q^{63} - 72 q^{65} - 20 q^{66} - 48 q^{71} - 176 q^{72} - 60 q^{75} - 124 q^{78} - 12 q^{79} - 96 q^{80} - 20 q^{81} - 156 q^{83} - 12 q^{84} - 108 q^{85} - 24 q^{87} + 60 q^{89} - 72 q^{92} + 20 q^{93} + 96 q^{94} + 88 q^{96} - 96 q^{97} + 108 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Display 100 coefficients 10 coefficients

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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
50.1 −0.727236 − 2.71408i 1.68275 + 0.410318i −5.10531 + 2.94755i −0.0876862 − 0.327249i −0.110119 − 4.86551i −0.707107 + 0.707107i 7.73897 + 7.73897i 2.66328 + 1.38092i −0.824413 + 0.475975i
50.2 −0.721163 − 2.69142i −1.27046 + 1.17726i −4.99160 + 2.88190i −0.822532 − 3.06973i 4.08470 + 2.57033i 0.707107 − 0.707107i 7.41566 + 7.41566i 0.228118 − 2.99131i −7.66875 + 4.42756i
50.3 −0.708020 − 2.64237i 0.160527 + 1.72460i −4.74876 + 2.74170i 0.977651 + 3.64864i 4.44336 − 1.64522i 0.707107 − 0.707107i 6.73810 + 6.73810i −2.94846 + 0.553689i 8.94886 − 5.16663i
50.4 −0.693142 − 2.58684i −1.33631 − 1.10194i −4.47926 + 2.58610i 0.766927 + 2.86221i −1.92428 + 4.22063i −0.707107 + 0.707107i 6.00720 + 6.00720i 0.571467 + 2.94507i 6.87250 − 3.96784i
50.5 −0.676409 − 2.52439i 1.29284 − 1.15263i −4.18297 + 2.41504i −0.237212 − 0.885285i −3.78419 − 2.48398i 0.707107 − 0.707107i 5.22994 + 5.22994i 0.342872 − 2.98034i −2.07435 + 1.19763i
50.6 −0.663488 − 2.47617i −0.692898 − 1.58742i −3.95915 + 2.28582i −0.816615 − 3.04765i −3.47098 + 2.76896i −0.707107 + 0.707107i 4.66155 + 4.66155i −2.03979 + 2.19984i −7.00468 + 4.04416i
50.7 −0.634582 − 2.36829i −1.61523 − 0.625330i −3.47406 + 2.00575i 0.0143461 + 0.0535404i −0.455971 + 4.22216i 0.707107 − 0.707107i 3.48736 + 3.48736i 2.21792 + 2.02010i 0.117696 − 0.0679516i
50.8 −0.629766 − 2.35032i −0.786534 + 1.54317i −3.39535 + 1.96031i −0.0503052 − 0.187742i 4.12227 + 0.876773i −0.707107 + 0.707107i 3.30451 + 3.30451i −1.76273 − 2.42751i −0.409572 + 0.236467i
50.9 −0.606137 − 2.26213i 1.35078 − 1.08415i −3.01779 + 1.74232i 0.760590 + 2.83856i −3.27125 − 2.39851i −0.707107 + 0.707107i 2.45857 + 2.45857i 0.649233 − 2.92891i 5.96018 − 3.44111i
50.10 −0.603210 − 2.25121i 0.907564 + 1.47524i −2.97204 + 1.71591i −1.06637 − 3.97976i 2.77362 − 2.93300i 0.707107 − 0.707107i 2.35963 + 2.35963i −1.35266 + 2.67775i −8.31604 + 4.80127i
50.11 −0.585079 − 2.18354i 0.305712 + 1.70486i −2.69350 + 1.55509i 0.0226908 + 0.0846831i 3.54377 − 1.66501i −0.707107 + 0.707107i 1.77459 + 1.77459i −2.81308 + 1.04239i 0.171633 − 0.0990926i
50.12 −0.580718 − 2.16727i 0.116460 − 1.72813i −2.62776 + 1.51714i 0.952172 + 3.55355i −3.81295 + 0.751156i 0.707107 − 0.707107i 1.64094 + 1.64094i −2.97287 − 0.402516i 7.14856 − 4.12722i
50.13 −0.572772 − 2.13762i 1.16473 + 1.28195i −2.50928 + 1.44873i 0.0776352 + 0.289738i 2.07319 − 3.22402i 0.707107 − 0.707107i 1.40439 + 1.40439i −0.286797 + 2.98626i 0.574882 − 0.331908i
50.14 −0.563544 − 2.10318i −1.71440 + 0.246659i −2.37372 + 1.37047i −0.775066 − 2.89259i 1.48491 + 3.46668i −0.707107 + 0.707107i 1.14076 + 1.14076i 2.87832 − 0.845744i −5.64684 + 3.26020i
50.15 −0.548397 − 2.04664i −1.71570 + 0.237418i −2.15597 + 1.24475i 0.530257 + 1.97895i 1.42680 + 3.38123i 0.707107 − 0.707107i 0.733384 + 0.733384i 2.88726 − 0.814679i 3.75941 − 2.17049i
50.16 −0.541434 − 2.02066i 1.72494 + 0.156795i −2.05786 + 1.18811i −1.05055 − 3.92071i −0.617111 − 3.57041i −0.707107 + 0.707107i 0.556508 + 0.556508i 2.95083 + 0.540924i −7.35361 + 4.24561i
50.17 −0.503059 − 1.87744i 1.45910 + 0.933282i −1.53967 + 0.888931i 0.750845 + 2.80219i 1.01817 − 3.20888i −0.707107 + 0.707107i −0.305303 − 0.305303i 1.25797 + 2.72351i 4.88324 − 2.81934i
50.18 −0.459010 − 1.71305i 1.54753 − 0.777908i −0.991796 + 0.572614i −0.538351 − 2.00915i −2.04293 − 2.29393i 0.707107 − 0.707107i −1.07192 − 1.07192i 1.78972 − 2.40768i −3.19467 + 1.84444i
50.19 −0.452193 − 1.68761i −1.18434 + 1.26385i −0.911485 + 0.526246i 0.371355 + 1.38591i 2.66844 + 1.42720i 0.707107 − 0.707107i −1.17056 − 1.17056i −0.194657 − 2.99368i 2.17095 − 1.25340i
50.20 −0.445095 − 1.66112i −0.117775 − 1.72804i −0.829146 + 0.478708i 0.109473 + 0.408558i −2.81806 + 0.964781i −0.707107 + 0.707107i −1.26780 − 1.26780i −2.97226 + 0.407041i 0.629936 − 0.363694i
See next 80 embeddings (of 336 total)
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 50.84
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
117.bc even 12 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 819.2.fy.a yes 336
9.d odd 6 1 819.2.ew.a ✓ 336
13.f odd 12 1 819.2.ew.a ✓ 336
117.bc even 12 1 inner 819.2.fy.a yes 336
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
819.2.ew.a ✓ 336 9.d odd 6 1
819.2.ew.a ✓ 336 13.f odd 12 1
819.2.fy.a yes 336 1.a even 1 1 trivial
819.2.fy.a yes 336 117.bc even 12 1 inner

Hecke kernels

This newform subspace is the entire newspace \(S_{2}^{\mathrm{new}}(819, [\chi])\).