Properties

Label 8021.2.a.a
Level $8021$
Weight $2$
Character orbit 8021.a
Self dual yes
Analytic conductor $64.048$
Analytic rank $1$
Dimension $134$
CM no
Inner twists $1$

Related objects

Downloads

Learn more

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [8021,2,Mod(1,8021)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(8021, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([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("8021.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 8021 = 13 \cdot 617 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 8021.a (trivial)

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: yes
Analytic conductor: \(64.0480074613\)
Analytic rank: \(1\)
Dimension: \(134\)
Twist minimal: yes
Fricke sign: \(1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 134 q - 6 q^{2} - 33 q^{3} + 98 q^{4} - 8 q^{5} - 16 q^{6} - 32 q^{7} - 15 q^{8} + 101 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 134 q - 6 q^{2} - 33 q^{3} + 98 q^{4} - 8 q^{5} - 16 q^{6} - 32 q^{7} - 15 q^{8} + 101 q^{9} - 33 q^{10} - 47 q^{11} - 53 q^{12} + 134 q^{13} - 28 q^{14} - 30 q^{15} + 30 q^{16} - 17 q^{17} - 14 q^{18} - 87 q^{19} - 12 q^{20} - 24 q^{21} - 52 q^{22} - 44 q^{23} - 36 q^{24} + 58 q^{25} - 6 q^{26} - 117 q^{27} - 71 q^{28} - 42 q^{29} - 21 q^{30} - 82 q^{31} - 31 q^{32} + 12 q^{33} - 30 q^{34} - 54 q^{35} + 32 q^{36} - 55 q^{37} - 12 q^{38} - 33 q^{39} - 86 q^{40} - 16 q^{41} + 6 q^{42} - 148 q^{43} - 54 q^{44} - 24 q^{45} - 57 q^{46} - 21 q^{47} - 82 q^{48} + 12 q^{49} - 17 q^{50} - 123 q^{51} + 98 q^{52} - 17 q^{53} - 10 q^{54} - 148 q^{55} - 47 q^{56} - q^{57} - 58 q^{58} - 64 q^{59} - 16 q^{60} - 112 q^{61} - 15 q^{62} - 58 q^{63} - 65 q^{64} - 8 q^{65} - 20 q^{66} - 110 q^{67} - 8 q^{68} - 57 q^{69} - 40 q^{70} - 78 q^{71} - 28 q^{72} - 43 q^{73} - 52 q^{74} - 150 q^{75} - 96 q^{76} - 24 q^{77} - 16 q^{78} - 228 q^{79} + 20 q^{80} + 54 q^{81} - 89 q^{82} - 12 q^{83} + 6 q^{84} - 77 q^{85} + 29 q^{86} - 77 q^{87} - 95 q^{88} - 32 q^{89} - 46 q^{90} - 32 q^{91} - 62 q^{92} - 9 q^{93} - 87 q^{94} - 61 q^{95} - 54 q^{96} - 38 q^{97} + 6 q^{98} - 193 q^{99}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1.1 −2.76381 −0.591714 5.63866 2.62273 1.63539 1.07036 −10.0566 −2.64987 −7.24873
1.2 −2.68511 2.15795 5.20984 −0.637263 −5.79434 0.252834 −8.61877 1.65675 1.71112
1.3 −2.59685 −2.33995 4.74363 −3.06624 6.07651 0.887424 −7.12481 2.47538 7.96257
1.4 −2.56606 0.368471 4.58465 3.51803 −0.945517 1.16169 −6.63237 −2.86423 −9.02747
1.5 −2.56319 1.05402 4.56992 0.0841128 −2.70164 2.43328 −6.58720 −1.88905 −0.215597
1.6 −2.55271 −2.07589 4.51632 1.36107 5.29914 −3.73550 −6.42344 1.30931 −3.47441
1.7 −2.51883 −2.43350 4.34452 −0.221192 6.12959 −1.84924 −5.90546 2.92194 0.557145
1.8 −2.48492 −2.97194 4.17482 3.21951 7.38503 2.90175 −5.40425 5.83242 −8.00022
1.9 −2.48308 1.22996 4.16571 3.96003 −3.05409 −1.52214 −5.37763 −1.48721 −9.83308
1.10 −2.45973 −2.31536 4.05029 −2.20524 5.69516 −0.890619 −5.04316 2.36088 5.42429
1.11 −2.38388 0.0725376 3.68286 −3.05924 −0.172921 −4.27004 −4.01173 −2.99474 7.29285
1.12 −2.37815 2.24175 3.65561 2.50193 −5.33123 −3.50735 −3.93730 2.02545 −5.94998
1.13 −2.36088 0.842254 3.57377 −1.49212 −1.98846 −1.11078 −3.71549 −2.29061 3.52272
1.14 −2.34085 2.34194 3.47957 −2.42598 −5.48214 1.51832 −3.46345 2.48470 5.67886
1.15 −2.26323 2.87488 3.12222 0.727126 −6.50652 0.231070 −2.53984 5.26494 −1.64565
1.16 −2.25892 1.96923 3.10273 −2.33615 −4.44833 −1.78149 −2.49097 0.877859 5.27718
1.17 −2.22845 −2.09787 2.96601 −1.11575 4.67502 −1.94623 −2.15271 1.40108 2.48640
1.18 −2.20714 −0.230793 2.87148 −0.451913 0.509393 5.18852 −1.92347 −2.94673 0.997437
1.19 −2.13613 −0.639809 2.56307 0.116719 1.36672 −4.16794 −1.20279 −2.59064 −0.249327
1.20 −2.09018 −2.33308 2.36887 1.26900 4.87656 3.93400 −0.771000 2.44324 −2.65245
See next 80 embeddings (of 134 total)
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1.134
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(13\) \(-1\)
\(617\) \(-1\)

Inner twists

This newform does not admit any (nontrivial) inner twists.

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 8021.2.a.a 134
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
8021.2.a.a 134 1.a even 1 1 trivial