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Properties

Label 39.4.k.a
Level $39$
Weight $4$
Character orbit 39.k
Analytic conductor $2.301$
Analytic rank $0$
Dimension $48$
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] = [39,4,Mod(2,39)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(39, base_ring=CyclotomicField(12))
 
chi = DirichletCharacter(H, H._module([6, 1]))
 
N = Newforms(chi, 4, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("39.2");
 
S:= CuspForms(chi, 4);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 39 = 3 \cdot 13 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 39.k (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: \(2.30107449022\)
Analytic rank: \(0\)
Dimension: \(48\)
Relative dimension: \(12\) 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.

\(\operatorname{Tr}(f)(q) = \) \( 48 q - 2 q^{3} - 12 q^{4} - 50 q^{6} + 20 q^{7} - 2 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 48 q - 2 q^{3} - 12 q^{4} - 50 q^{6} + 20 q^{7} - 2 q^{9} - 156 q^{10} - 80 q^{13} + 70 q^{15} + 260 q^{16} + 256 q^{18} + 260 q^{19} + 82 q^{21} + 212 q^{22} - 1194 q^{24} - 248 q^{27} - 756 q^{28} - 1062 q^{30} - 180 q^{31} + 10 q^{33} - 396 q^{34} + 3060 q^{36} + 1932 q^{37} + 538 q^{39} + 360 q^{40} + 968 q^{42} + 1416 q^{43} - 386 q^{45} - 144 q^{46} - 410 q^{48} - 3000 q^{49} - 4336 q^{52} + 1930 q^{54} - 1012 q^{55} - 1274 q^{57} + 908 q^{58} - 2860 q^{60} + 836 q^{61} - 5150 q^{63} + 1376 q^{66} - 136 q^{67} - 1674 q^{69} + 1808 q^{70} - 3900 q^{72} + 3572 q^{73} + 5796 q^{75} + 8400 q^{76} + 12292 q^{78} - 3760 q^{79} + 2494 q^{81} + 2544 q^{82} + 1084 q^{84} + 4980 q^{85} + 2318 q^{87} - 8436 q^{88} - 8908 q^{91} - 1214 q^{93} - 8464 q^{94} - 6968 q^{96} - 204 q^{97} - 13094 q^{99}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
2.1 −1.37323 + 5.12497i 0.625377 + 5.15838i −17.4513 − 10.0755i 5.80773 + 5.80773i −27.2953 − 3.87861i 20.4169 − 5.47069i 45.5877 − 45.5877i −26.2178 + 6.45187i −37.7398 + 21.7891i
2.2 −1.13863 + 4.24944i −3.90424 − 3.42883i −9.83302 − 5.67709i −8.66436 − 8.66436i 19.0161 − 12.6867i −1.76245 + 0.472246i 10.4342 − 10.4342i 3.48625 + 26.7740i 46.6841 − 26.9531i
2.3 −0.908381 + 3.39012i 2.68627 − 4.44791i −3.73959 − 2.15905i 12.1413 + 12.1413i 12.6388 + 13.1472i −3.81863 + 1.02320i −9.13753 + 9.13753i −12.5679 − 23.8966i −52.1894 + 30.1316i
2.4 −0.614396 + 2.29296i −3.60382 + 3.74332i 2.04803 + 1.18243i −2.27968 − 2.27968i −6.36910 − 10.5633i −25.9009 + 6.94012i −17.3981 + 17.3981i −1.02489 − 26.9805i 6.62784 − 3.82659i
2.5 −0.532104 + 1.98584i 4.60622 + 2.40472i 3.26777 + 1.88665i −4.41602 − 4.41602i −7.22639 + 7.86767i 3.85828 − 1.03382i −17.1153 + 17.1153i 15.4346 + 22.1534i 11.1193 − 6.41973i
2.6 −0.0560169 + 0.209058i −5.01878 − 1.34604i 6.88764 + 3.97658i 10.0436 + 10.0436i 0.562537 − 0.973816i 17.5010 − 4.68938i −2.44149 + 2.44149i 23.3764 + 13.5109i −2.66232 + 1.53709i
2.7 0.0560169 − 0.209058i 1.34369 − 5.01941i 6.88764 + 3.97658i −10.0436 − 10.0436i −0.974079 − 0.562081i 17.5010 − 4.68938i 2.44149 − 2.44149i −23.3890 − 13.4891i −2.66232 + 1.53709i
2.8 0.532104 − 1.98584i −0.220561 + 5.19147i 3.26777 + 1.88665i 4.41602 + 4.41602i 10.1921 + 3.20040i 3.85828 − 1.03382i 17.1153 − 17.1153i −26.9027 − 2.29007i 11.1193 − 6.41973i
2.9 0.614396 − 2.29296i 5.04372 − 1.24934i 2.04803 + 1.18243i 2.27968 + 2.27968i 0.234152 − 12.3326i −25.9009 + 6.94012i 17.3981 − 17.3981i 23.8783 − 12.6027i 6.62784 − 3.82659i
2.10 0.908381 − 3.39012i −5.19514 + 0.102423i −3.73959 − 2.15905i −12.1413 − 12.1413i −4.37194 + 17.7052i −3.81863 + 1.02320i 9.13753 − 9.13753i 26.9790 − 1.06421i −52.1894 + 30.1316i
2.11 1.13863 − 4.24944i −1.01733 − 5.09559i −9.83302 − 5.67709i 8.66436 + 8.66436i −22.8117 − 1.47892i −1.76245 + 0.472246i −10.4342 + 10.4342i −24.9301 + 10.3678i 46.6841 − 26.9531i
2.12 1.37323 − 5.12497i 4.15460 + 3.12078i −17.4513 − 10.0755i −5.80773 − 5.80773i 21.6992 − 17.0066i 20.4169 − 5.47069i −45.5877 + 45.5877i 7.52142 + 25.9312i −37.7398 + 21.7891i
11.1 −5.07899 − 1.36091i 4.03642 − 3.27221i 17.0159 + 9.82412i 0.833167 − 0.833167i −24.9541 + 11.1263i −6.38907 − 23.8443i −43.3091 − 43.3091i 5.58535 − 26.4160i −5.36552 + 3.09778i
11.2 −3.88819 − 1.04184i −4.68804 − 2.24104i 7.10439 + 4.10172i 0.168873 − 0.168873i 15.8932 + 13.5978i 5.26279 + 19.6410i −0.579067 − 0.579067i 16.9555 + 21.0122i −0.832548 + 0.480672i
11.3 −3.31082 − 0.887131i −2.02268 + 4.78631i 3.24631 + 1.87426i 9.09982 − 9.09982i 10.9428 − 14.0522i −7.29644 − 27.2307i 10.3043 + 10.3043i −18.8175 − 19.3624i −38.2006 + 22.0551i
11.4 −2.98884 − 0.800858i 3.86434 + 3.47374i 1.36361 + 0.787281i −6.51442 + 6.51442i −8.76795 − 13.4773i 4.63030 + 17.2805i 14.0588 + 14.0588i 2.86629 + 26.8474i 24.6877 − 14.2534i
11.5 −0.933566 − 0.250148i 0.0424052 − 5.19598i −6.11923 − 3.53294i −11.3224 + 11.3224i −1.33935 + 4.84018i −3.58928 − 13.3954i 10.2963 + 10.2963i −26.9964 − 0.440673i 13.4025 − 7.73791i
11.6 −0.385245 − 0.103226i 4.91747 − 1.67883i −6.79045 − 3.92047i 9.27643 − 9.27643i −2.06773 + 0.139148i 2.08748 + 7.79057i 4.46744 + 4.46744i 21.3631 − 16.5112i −4.53127 + 2.61613i
11.7 0.385245 + 0.103226i −3.91264 + 3.41924i −6.79045 − 3.92047i −9.27643 + 9.27643i −1.86028 + 0.913360i 2.08748 + 7.79057i −4.46744 − 4.46744i 3.61755 − 26.7566i −4.53127 + 2.61613i
11.8 0.933566 + 0.250148i −4.52105 − 2.56127i −6.11923 − 3.53294i 11.3224 − 11.3224i −3.58000 − 3.52204i −3.58928 − 13.3954i −10.2963 − 10.2963i 13.8798 + 23.1592i 13.4025 − 7.73791i
See all 48 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 2.12
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner
13.f odd 12 1 inner
39.k even 12 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 39.4.k.a ✓ 48
3.b odd 2 1 inner 39.4.k.a ✓ 48
13.f odd 12 1 inner 39.4.k.a ✓ 48
39.k even 12 1 inner 39.4.k.a ✓ 48
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
39.4.k.a ✓ 48 1.a even 1 1 trivial
39.4.k.a ✓ 48 3.b odd 2 1 inner
39.4.k.a ✓ 48 13.f odd 12 1 inner
39.4.k.a ✓ 48 39.k even 12 1 inner

Hecke kernels

This newform subspace is the entire newspace \(S_{4}^{\mathrm{new}}(39, [\chi])\).