Properties

Label 40.5.i.a
Level $40$
Weight $5$
Character orbit 40.i
Analytic conductor $4.135$
Analytic rank $0$
Dimension $44$
CM no
Inner twists $4$

Related objects

Downloads

Learn more

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [40,5,Mod(13,40)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(40, base_ring=CyclotomicField(4))
 
chi = DirichletCharacter(H, H._module([0, 2, 3]))
 
N = Newforms(chi, 5, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("40.13");
 
S:= CuspForms(chi, 5);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 40 = 2^{3} \cdot 5 \)
Weight: \( k \) \(=\) \( 5 \)
Character orbit: \([\chi]\) \(=\) 40.i (of order \(4\), degree \(2\), 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: \(4.13479852335\)
Analytic rank: \(0\)
Dimension: \(44\)
Relative dimension: \(22\) over \(\Q(i)\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{4}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 44 q - 2 q^{2} + 32 q^{6} - 4 q^{7} - 92 q^{8}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 44 q - 2 q^{2} + 32 q^{6} - 4 q^{7} - 92 q^{8} - 154 q^{10} + 196 q^{12} - 4 q^{15} + 72 q^{16} + 236 q^{17} + 682 q^{18} - 904 q^{20} - 740 q^{22} - 4 q^{23} + 332 q^{25} - 2236 q^{26} + 2740 q^{28} + 3940 q^{30} - 264 q^{31} - 4352 q^{32} + 320 q^{33} - 4580 q^{36} - 4684 q^{38} + 5276 q^{40} - 8 q^{41} + 6676 q^{42} + 6784 q^{46} - 5764 q^{47} - 4000 q^{48} - 674 q^{50} + 5556 q^{52} + 2496 q^{55} + 13304 q^{56} - 328 q^{57} - 804 q^{58} + 3740 q^{60} - 13984 q^{62} + 9924 q^{63} - 3700 q^{65} - 12248 q^{66} - 11700 q^{68} - 10820 q^{70} - 19976 q^{71} - 17572 q^{72} + 13196 q^{73} - 12344 q^{76} + 23104 q^{78} - 24624 q^{80} - 13812 q^{81} + 15116 q^{82} + 16400 q^{86} + 48952 q^{87} + 35920 q^{88} + 49926 q^{90} + 25020 q^{92} - 27848 q^{95} + 42176 q^{96} + 3276 q^{97} - 65998 q^{98}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
13.1 −3.99772 0.134931i −9.27319 + 9.27319i 15.9636 + 1.07883i −21.1329 + 13.3567i 38.3229 35.8204i 26.2670 26.2670i −63.6724 6.46686i 90.9842i 86.2855 50.5451i
13.2 −3.98174 + 0.381759i −3.10315 + 3.10315i 15.7085 3.04013i 18.7844 16.4969i 11.1713 13.5406i −52.9781 + 52.9781i −61.3867 + 18.1019i 61.7410i −68.4966 + 72.8575i
13.3 −3.82786 + 1.16082i 12.1818 12.1818i 13.3050 8.88689i −21.6293 12.5369i −32.4892 + 60.7708i −17.4020 + 17.4020i −40.6136 + 49.4625i 215.790i 97.3469 + 22.8819i
13.4 −3.55430 1.83492i 6.54244 6.54244i 9.26616 + 13.0437i 20.3139 + 14.5721i −35.2586 + 11.2490i 24.6615 24.6615i −9.00061 63.3639i 4.60695i −45.4630 89.0680i
13.5 −3.25500 + 2.32487i 1.65143 1.65143i 5.19000 15.1349i 4.54838 + 24.5828i −1.53605 + 9.21475i 28.3940 28.3940i 18.2931 + 61.3300i 75.5456i −71.9566 69.4424i
13.6 −2.86960 2.78664i 1.60861 1.60861i 0.469241 + 15.9931i −24.8651 2.59384i −9.09870 + 0.133450i −23.8147 + 23.8147i 43.2206 47.2015i 75.8247i 64.1248 + 76.7334i
13.7 −2.32487 + 3.25500i −1.65143 + 1.65143i −5.19000 15.1349i −4.54838 24.5828i −1.53605 9.21475i 28.3940 28.3940i 61.3300 + 18.2931i 75.5456i 90.5912 + 42.3466i
13.8 −2.22419 3.32460i −9.32929 + 9.32929i −6.10592 + 14.7891i 13.0913 21.2983i 51.7663 + 10.2660i 43.0150 43.0150i 62.7486 12.5941i 93.0715i −99.9259 + 3.84844i
13.9 −1.16082 + 3.82786i −12.1818 + 12.1818i −13.3050 8.88689i 21.6293 + 12.5369i −32.4892 60.7708i −17.4020 + 17.4020i 49.4625 40.6136i 215.790i −73.0972 + 68.2408i
13.10 −0.401499 3.97980i 7.77558 7.77558i −15.6776 + 3.19577i 13.6749 20.9284i −34.0671 27.8233i −5.91736 + 5.91736i 19.0131 + 61.1106i 39.9192i −88.7812 46.0207i
13.11 −0.381759 + 3.98174i 3.10315 3.10315i −15.7085 3.04013i −18.7844 + 16.4969i 11.1713 + 13.5406i −52.9781 + 52.9781i 18.1019 61.3867i 61.7410i −58.5153 81.0923i
13.12 −0.133745 3.99776i −4.11430 + 4.11430i −15.9642 + 1.06936i 3.95777 + 24.6847i 16.9983 + 15.8977i −12.8562 + 12.8562i 6.41019 + 63.6782i 47.1451i 98.1544 19.1237i
13.13 0.134931 + 3.99772i 9.27319 9.27319i −15.9636 + 1.07883i 21.1329 13.3567i 38.3229 + 35.8204i 26.2670 26.2670i −6.46686 63.6724i 90.9842i 56.2480 + 82.6811i
13.14 1.83492 + 3.55430i −6.54244 + 6.54244i −9.26616 + 13.0437i −20.3139 14.5721i −35.2586 11.2490i 24.6615 24.6615i −63.3639 9.00061i 4.60695i 14.5195 98.9403i
13.15 2.00403 3.46177i 4.26672 4.26672i −7.96776 13.8750i −24.9456 1.64905i −6.21980 23.3211i 50.3926 50.3926i −63.9996 0.223240i 44.5901i −55.7002 + 83.0511i
13.16 2.35645 3.23221i −9.60402 + 9.60402i −4.89431 15.2330i −12.7978 21.4760i 8.41080 + 53.6735i −60.7617 + 60.7617i −60.7695 20.0765i 103.474i −99.5720 9.24206i
13.17 2.78664 + 2.86960i −1.60861 + 1.60861i −0.469241 + 15.9931i 24.8651 + 2.59384i −9.09870 0.133450i −23.8147 + 23.8147i −47.2015 + 43.2206i 75.8247i 61.8468 + 78.5810i
13.18 3.23221 2.35645i 9.60402 9.60402i 4.89431 15.2330i 12.7978 + 21.4760i 8.41080 53.6735i −60.7617 + 60.7617i −20.0765 60.7695i 103.474i 91.9720 + 39.2575i
13.19 3.32460 + 2.22419i 9.32929 9.32929i 6.10592 + 14.7891i −13.0913 + 21.2983i 51.7663 10.2660i 43.0150 43.0150i −12.5941 + 62.7486i 93.0715i −90.8948 + 41.6909i
13.20 3.46177 2.00403i −4.26672 + 4.26672i 7.96776 13.8750i 24.9456 + 1.64905i −6.21980 + 23.3211i 50.3926 50.3926i −0.223240 63.9996i 44.5901i 89.6606 44.2829i
See all 44 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 13.22
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.c odd 4 1 inner
8.b even 2 1 inner
40.i odd 4 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 40.5.i.a 44
4.b odd 2 1 160.5.m.a 44
5.c odd 4 1 inner 40.5.i.a 44
8.b even 2 1 inner 40.5.i.a 44
8.d odd 2 1 160.5.m.a 44
20.e even 4 1 160.5.m.a 44
40.i odd 4 1 inner 40.5.i.a 44
40.k even 4 1 160.5.m.a 44
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
40.5.i.a 44 1.a even 1 1 trivial
40.5.i.a 44 5.c odd 4 1 inner
40.5.i.a 44 8.b even 2 1 inner
40.5.i.a 44 40.i odd 4 1 inner
160.5.m.a 44 4.b odd 2 1
160.5.m.a 44 8.d odd 2 1
160.5.m.a 44 20.e even 4 1
160.5.m.a 44 40.k even 4 1

Hecke kernels

This newform subspace is the entire newspace \(S_{5}^{\mathrm{new}}(40, [\chi])\).