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Properties

Label 75.4.g.b
Level $75$
Weight $4$
Character orbit 75.g
Analytic conductor $4.425$
Analytic rank $0$
Dimension $28$
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] = [75,4,Mod(16,75)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(75, base_ring=CyclotomicField(10))
 
chi = DirichletCharacter(H, H._module([0, 2]))
 
N = Newforms(chi, 4, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("75.16");
 
S:= CuspForms(chi, 4);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 75 = 3 \cdot 5^{2} \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 75.g (of order \(5\), 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: \(4.42514325043\)
Analytic rank: \(0\)
Dimension: \(28\)
Relative dimension: \(7\) over \(\Q(\zeta_{5})\)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{5}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 28 q - 21 q^{3} - 30 q^{4} - 15 q^{5} - 54 q^{7} - 63 q^{8} - 63 q^{9}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 28 q - 21 q^{3} - 30 q^{4} - 15 q^{5} - 54 q^{7} - 63 q^{8} - 63 q^{9} + 165 q^{10} + 19 q^{11} - 60 q^{12} + 4 q^{13} - 24 q^{14} + 45 q^{15} - 66 q^{16} + 208 q^{17} + 42 q^{19} + 295 q^{20} + 3 q^{21} - 89 q^{22} + 32 q^{23} + 126 q^{24} + 95 q^{25} + 206 q^{26} - 189 q^{27} - 482 q^{28} - 716 q^{29} - 645 q^{30} + 637 q^{31} - 844 q^{32} + 42 q^{33} - 90 q^{34} + 430 q^{35} - 180 q^{36} + 216 q^{37} + 2314 q^{38} + 12 q^{39} - 500 q^{40} - 38 q^{41} + 933 q^{42} - 1392 q^{43} + 603 q^{44} + 270 q^{45} + 1622 q^{46} - 536 q^{47} - 198 q^{48} + 162 q^{49} - 2265 q^{50} - 876 q^{51} - 1922 q^{52} + 1672 q^{53} - 1000 q^{55} + 3000 q^{56} - 1104 q^{57} - 827 q^{58} + 973 q^{59} + 1365 q^{60} - 2712 q^{61} + 1057 q^{62} + 234 q^{63} + 4439 q^{64} - 4360 q^{65} + 1098 q^{66} + 2768 q^{67} - 1370 q^{68} + 396 q^{69} + 3230 q^{70} - 1074 q^{71} - 567 q^{72} - 1018 q^{73} - 1414 q^{74} + 765 q^{75} - 11408 q^{76} + 1607 q^{77} + 168 q^{78} - 1820 q^{79} - 1290 q^{80} - 567 q^{81} + 1772 q^{82} + 4045 q^{83} + 774 q^{84} + 1850 q^{85} - 3986 q^{86} + 1392 q^{87} + 2407 q^{88} + 4542 q^{89} - 180 q^{90} + 4412 q^{91} - 1089 q^{92} - 5334 q^{93} + 5137 q^{94} - 720 q^{95} + 1623 q^{96} - 5977 q^{97} - 10689 q^{98} - 594 q^{99}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
16.1 −3.76530 − 2.73565i 0.927051 + 2.85317i 4.22155 + 12.9926i 5.34090 − 9.82216i 4.31465 − 13.2791i −26.0445 8.14206 − 25.0587i −7.28115 + 5.29007i −46.9800 + 22.3725i
16.2 −3.16070 − 2.29638i 0.927051 + 2.85317i 2.24451 + 6.90789i −11.0852 − 1.45535i 3.62184 − 11.1469i 22.0918 −0.889297 + 2.73697i −7.28115 + 5.29007i 31.6950 + 30.0558i
16.3 −1.08389 − 0.787491i 0.927051 + 2.85317i −1.91746 − 5.90135i −3.83217 + 10.5031i 1.24203 − 3.82256i −12.2101 −5.88101 + 18.0999i −7.28115 + 5.29007i 12.4247 − 8.36635i
16.4 0.109191 + 0.0793317i 0.927051 + 2.85317i −2.46651 − 7.59113i −6.22327 − 9.28822i −0.125121 + 0.385084i −17.3099 0.666555 − 2.05145i −7.28115 + 5.29007i 0.0573272 − 1.50789i
16.5 0.772797 + 0.561470i 0.927051 + 2.85317i −2.19017 − 6.74065i 11.0970 − 1.36218i −0.885547 + 2.72543i 12.4836 4.45357 − 13.7067i −7.28115 + 5.29007i 9.34059 + 5.17797i
16.6 3.25026 + 2.36146i 0.927051 + 2.85317i 2.51561 + 7.74226i −6.00716 + 9.42943i −3.72447 + 11.4627i 1.75849 −0.174670 + 0.537580i −7.28115 + 5.29007i −41.7920 + 16.4625i
16.7 3.87763 + 2.81726i 0.927051 + 2.85317i 4.62691 + 14.2402i 7.51887 − 8.27445i −4.44337 + 13.6753i 0.140520 −10.3279 + 31.7859i −7.28115 + 5.29007i 52.4667 − 10.9026i
31.1 −1.53022 − 4.70953i −2.42705 + 1.76336i −13.3660 + 9.71093i −9.83672 + 5.31403i 12.0185 + 8.73195i 28.2766 34.1374 + 24.8023i 2.78115 − 8.55951i 40.0789 + 38.1947i
31.2 −0.907834 − 2.79403i −2.42705 + 1.76336i −0.510282 + 0.370741i 10.7234 + 3.16365i 7.13022 + 5.18041i 18.9115 −17.5148 − 12.7253i 2.78115 − 8.55951i −0.895733 − 32.8335i
31.3 −0.722966 − 2.22506i −2.42705 + 1.76336i 2.04392 − 1.48499i −1.87995 + 11.0212i 5.67825 + 4.12549i −32.9322 −19.9239 − 14.4756i 2.78115 − 8.55951i 25.8819 − 3.78491i
31.4 −0.177563 − 0.546483i −2.42705 + 1.76336i 6.20502 − 4.50821i −9.45304 − 5.96993i 1.39460 + 1.01324i −2.67744 −7.28438 − 5.29241i 2.78115 − 8.55951i −1.58395 + 6.22597i
31.5 0.536885 + 1.65236i −2.42705 + 1.76336i 4.03008 − 2.92802i 8.44668 − 7.32487i −4.21675 − 3.06365i 7.66213 18.2465 + 13.2569i 2.78115 − 8.55951i 16.6382 + 10.0244i
31.6 1.31310 + 4.04131i −2.42705 + 1.76336i −8.13578 + 5.91099i −8.20823 − 7.59111i −10.3132 − 7.49299i −28.2853 −7.06929 − 5.13614i 2.78115 − 8.55951i 19.8998 − 43.1398i
31.7 1.48860 + 4.58143i −2.42705 + 1.76336i −12.3014 + 8.93752i 5.89885 + 9.49755i −11.6916 − 8.49444i 1.13492 −28.0809 − 20.4020i 2.78115 − 8.55951i −34.7314 + 41.1632i
46.1 −1.53022 + 4.70953i −2.42705 − 1.76336i −13.3660 − 9.71093i −9.83672 − 5.31403i 12.0185 − 8.73195i 28.2766 34.1374 − 24.8023i 2.78115 + 8.55951i 40.0789 − 38.1947i
46.2 −0.907834 + 2.79403i −2.42705 − 1.76336i −0.510282 − 0.370741i 10.7234 − 3.16365i 7.13022 − 5.18041i 18.9115 −17.5148 + 12.7253i 2.78115 + 8.55951i −0.895733 + 32.8335i
46.3 −0.722966 + 2.22506i −2.42705 − 1.76336i 2.04392 + 1.48499i −1.87995 − 11.0212i 5.67825 − 4.12549i −32.9322 −19.9239 + 14.4756i 2.78115 + 8.55951i 25.8819 + 3.78491i
46.4 −0.177563 + 0.546483i −2.42705 − 1.76336i 6.20502 + 4.50821i −9.45304 + 5.96993i 1.39460 − 1.01324i −2.67744 −7.28438 + 5.29241i 2.78115 + 8.55951i −1.58395 − 6.22597i
46.5 0.536885 − 1.65236i −2.42705 − 1.76336i 4.03008 + 2.92802i 8.44668 + 7.32487i −4.21675 + 3.06365i 7.66213 18.2465 − 13.2569i 2.78115 + 8.55951i 16.6382 − 10.0244i
46.6 1.31310 − 4.04131i −2.42705 − 1.76336i −8.13578 − 5.91099i −8.20823 + 7.59111i −10.3132 + 7.49299i −28.2853 −7.06929 + 5.13614i 2.78115 + 8.55951i 19.8998 + 43.1398i
See all 28 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 16.7
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
25.d even 5 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 75.4.g.b ✓ 28
3.b odd 2 1 225.4.h.a 28
25.d even 5 1 inner 75.4.g.b ✓ 28
25.d even 5 1 1875.4.a.g 14
25.e even 10 1 1875.4.a.f 14
75.j odd 10 1 225.4.h.a 28
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
75.4.g.b ✓ 28 1.a even 1 1 trivial
75.4.g.b ✓ 28 25.d even 5 1 inner
225.4.h.a 28 3.b odd 2 1
225.4.h.a 28 75.j odd 10 1
1875.4.a.f 14 25.e even 10 1
1875.4.a.g 14 25.d even 5 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{2}^{28} + 43 T_{2}^{26} + 21 T_{2}^{25} + 1285 T_{2}^{24} + 803 T_{2}^{23} + 33580 T_{2}^{22} + \cdots + 1769380096 \) acting on \(S_{4}^{\mathrm{new}}(75, [\chi])\). Copy content Toggle raw display