Properties

Label 41.4.g.a
Level $41$
Weight $4$
Character orbit 41.g
Analytic conductor $2.419$
Analytic rank $0$
Dimension $72$
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] = [41,4,Mod(2,41)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(41, base_ring=CyclotomicField(20))
 
chi = DirichletCharacter(H, H._module([13]))
 
N = Newforms(chi, 4, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("41.2");
 
S:= CuspForms(chi, 4);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 41 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 41.g (of order \(20\), 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: \(2.41907831024\)
Analytic rank: \(0\)
Dimension: \(72\)
Relative dimension: \(9\) over \(\Q(\zeta_{20})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{20}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 72 q - 10 q^{2} - 6 q^{3} + 50 q^{4} - 10 q^{5} + 34 q^{6} - 8 q^{7} - 10 q^{8}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 72 q - 10 q^{2} - 6 q^{3} + 50 q^{4} - 10 q^{5} + 34 q^{6} - 8 q^{7} - 10 q^{8} - 214 q^{10} - 10 q^{11} + 60 q^{12} - 118 q^{13} + 402 q^{14} - 242 q^{15} - 134 q^{16} - 96 q^{17} + 150 q^{18} - 324 q^{19} + 860 q^{20} - 10 q^{21} - 672 q^{22} - 126 q^{23} - 946 q^{24} + 380 q^{25} + 232 q^{26} + 156 q^{27} - 938 q^{28} + 598 q^{29} - 304 q^{30} - 382 q^{31} - 2090 q^{33} + 1246 q^{34} + 178 q^{35} + 2030 q^{36} + 94 q^{37} - 184 q^{38} + 1510 q^{39} + 476 q^{40} + 2010 q^{41} + 2544 q^{42} + 1090 q^{43} + 1678 q^{44} - 112 q^{45} - 1910 q^{46} - 844 q^{47} + 1322 q^{48} - 650 q^{49} - 918 q^{51} + 184 q^{52} - 1242 q^{53} - 3664 q^{54} - 1574 q^{55} - 6334 q^{56} + 2790 q^{57} - 1820 q^{58} + 4194 q^{59} - 3748 q^{60} - 490 q^{61} - 10 q^{62} - 202 q^{63} - 3084 q^{64} - 7312 q^{65} - 1730 q^{66} - 1064 q^{67} + 1996 q^{68} - 3426 q^{69} - 6892 q^{70} + 2992 q^{71} + 7276 q^{72} - 4350 q^{74} + 6728 q^{75} + 6566 q^{76} + 5190 q^{77} - 590 q^{78} - 644 q^{79} + 14770 q^{80} + 2020 q^{81} + 11360 q^{82} - 7524 q^{83} + 8550 q^{84} + 5624 q^{85} + 558 q^{86} - 450 q^{87} - 592 q^{88} + 2752 q^{89} + 8630 q^{90} - 456 q^{92} + 2046 q^{93} + 1702 q^{94} - 5238 q^{95} - 18380 q^{96} - 5956 q^{97} - 112 q^{98} - 1714 q^{99}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
2.1 −4.76602 + 1.54857i 0.979111 0.979111i 13.8448 10.0588i −1.91087 2.63009i −3.15024 + 6.18269i 11.4456 + 22.4632i −26.8431 + 36.9464i 25.0827i 13.1801 + 9.57594i
2.2 −3.63877 + 1.18231i −4.50934 + 4.50934i 5.37067 3.90202i 2.26520 + 3.11778i 11.0770 21.7399i −12.4881 24.5094i 3.06183 4.21425i 13.6684i −11.9287 8.66671i
2.3 −2.54890 + 0.828189i 5.83812 5.83812i −0.661124 + 0.480334i −5.76100 7.92934i −10.0457 + 19.7159i −5.18321 10.1726i 13.8898 19.1177i 41.1672i 21.2512 + 15.4399i
2.4 −1.06188 + 0.345024i 0.816922 0.816922i −5.46360 + 3.96954i 8.31290 + 11.4417i −0.585612 + 1.14933i 5.62200 + 11.0338i 9.68228 13.3265i 25.6653i −12.7749 9.28154i
2.5 −0.543508 + 0.176597i −1.89239 + 1.89239i −6.20792 + 4.51032i −11.8509 16.3113i 0.694340 1.36272i −2.02497 3.97423i 5.26480 7.24638i 19.8377i 9.32156 + 6.77251i
2.6 1.78953 0.581455i −5.65431 + 5.65431i −3.60780 + 2.62122i 2.43065 + 3.34550i −6.83085 + 13.4063i 2.81928 + 5.53315i −13.7801 + 18.9667i 36.9423i 6.29498 + 4.57357i
2.7 2.38542 0.775071i 4.89142 4.89142i −1.38262 + 1.00454i 2.59830 + 3.57626i 7.87692 15.4593i −4.25789 8.35658i −14.3137 + 19.7012i 20.8521i 8.96991 + 6.51702i
2.8 3.85948 1.25402i 1.31887 1.31887i 6.85090 4.97747i −9.20186 12.6653i 3.43627 6.74405i 14.0788 + 27.6311i 1.11674 1.53706i 23.5212i −51.3969 37.3421i
2.9 4.61774 1.50039i −2.14636 + 2.14636i 12.6002 9.15458i 4.00581 + 5.51352i −6.69095 + 13.1317i −10.4236 20.4575i 21.6176 29.7540i 17.7862i 26.7702 + 19.4497i
5.1 −3.03980 4.18392i 0.554855 + 0.554855i −5.79271 + 17.8281i −14.8078 4.81135i 0.634824 4.00812i 4.06905 + 25.6909i 52.8522 17.1727i 26.3843i 24.8824 + 76.5803i
5.2 −2.41737 3.32723i 3.85967 + 3.85967i −2.75463 + 8.47787i 18.1187 + 5.88712i 3.51174 22.1723i −1.58515 10.0082i 3.57563 1.16179i 2.79408i −24.2119 74.5165i
5.3 −2.17428 2.99263i −6.21630 6.21630i −1.75625 + 5.40517i 6.08367 + 1.97670i −5.08716 + 32.1191i 0.120097 + 0.758265i −8.15016 + 2.64815i 50.2848i −7.31202 22.5041i
5.4 −1.14493 1.57586i −0.218114 0.218114i 1.29967 3.99998i −6.88944 2.23852i −0.0939918 + 0.593441i −2.09736 13.2422i −22.6116 + 7.34697i 26.9049i 4.36032 + 13.4197i
5.5 0.133879 + 0.184268i 4.66849 + 4.66849i 2.45610 7.55911i 0.683943 + 0.222227i −0.235243 + 1.48527i 3.23594 + 20.4309i 3.45469 1.12250i 16.5896i 0.0506161 + 0.155780i
5.6 0.934571 + 1.28633i −3.05175 3.05175i 1.69092 5.20412i 17.6993 + 5.75086i 1.07347 6.77763i −0.840598 5.30733i 20.3718 6.61921i 8.37363i 9.14379 + 28.1417i
5.7 1.06468 + 1.46541i −5.24109 5.24109i 1.45826 4.48807i −15.0586 4.89284i 2.10024 13.2604i 0.653216 + 4.12424i 21.9109 7.11930i 27.9381i −8.86261 27.2763i
5.8 2.06663 + 2.84448i 5.04567 + 5.04567i −1.34794 + 4.14854i −7.49217 2.43435i −3.92474 + 24.7798i −5.56453 35.1330i 12.1649 3.95263i 23.9175i −8.55911 26.3422i
5.9 2.71006 + 3.73007i −0.180194 0.180194i −4.09690 + 12.6090i 1.11473 + 0.362199i 0.183801 1.16047i 1.96039 + 12.3774i −23.0555 + 7.49117i 26.9351i 1.66996 + 5.13962i
8.1 −2.80698 + 3.86348i −3.77990 3.77990i −4.57520 14.0810i 10.1326 3.29229i 25.2137 3.99345i −3.68666 0.583909i 30.9099 + 10.0432i 1.57521i −15.7224 + 48.3887i
8.2 −2.05594 + 2.82975i −0.288405 0.288405i −1.30849 4.02712i −14.1211 + 4.58822i 1.40906 0.223173i −0.0908005 0.0143814i −12.5267 4.07016i 26.8336i 16.0485 49.3923i
See all 72 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 2.9
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
41.g even 20 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 41.4.g.a 72
41.g even 20 1 inner 41.4.g.a 72
41.h odd 40 2 1681.4.a.o 72
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
41.4.g.a 72 1.a even 1 1 trivial
41.4.g.a 72 41.g even 20 1 inner
1681.4.a.o 72 41.h odd 40 2

Hecke kernels

This newform subspace is the entire newspace \(S_{4}^{\mathrm{new}}(41, [\chi])\).