Properties

Label 162.4.e.a
Level $162$
Weight $4$
Character orbit 162.e
Analytic conductor $9.558$
Analytic rank $0$
Dimension $24$
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] = [162,4,Mod(19,162)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(162, base_ring=CyclotomicField(18))
 
chi = DirichletCharacter(H, H._module([16]))
 
N = Newforms(chi, 4, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("162.19");
 
S:= CuspForms(chi, 4);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 162 = 2 \cdot 3^{4} \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 162.e (of order \(9\), degree \(6\), not 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: \(9.55830942093\)
Analytic rank: \(0\)
Dimension: \(24\)
Relative dimension: \(4\) over \(\Q(\zeta_{9})\)
Twist minimal: no (minimal twist has level 54)
Sato-Tate group: $\mathrm{SU}(2)[C_{9}]$

$q$-expansion

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

\(\operatorname{Tr}(f)(q) = \) \( 24 q + 12 q^{5} - 33 q^{7} + 96 q^{8}+O(q^{10}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q) = \) \( 24 q + 12 q^{5} - 33 q^{7} + 96 q^{8} + 30 q^{10} + 12 q^{11} + 60 q^{13} + 66 q^{14} - 102 q^{17} + 171 q^{19} - 96 q^{20} - 24 q^{22} + 708 q^{23} + 864 q^{25} + 468 q^{26} - 336 q^{28} + 381 q^{29} + 909 q^{31} - 48 q^{34} - 624 q^{35} + 555 q^{37} - 66 q^{38} - 96 q^{40} - 618 q^{41} - 1161 q^{43} - 132 q^{44} + 348 q^{46} + 378 q^{47} + 579 q^{49} - 36 q^{50} + 240 q^{52} + 1794 q^{53} - 3906 q^{55} + 264 q^{56} + 444 q^{58} - 1038 q^{59} + 324 q^{61} - 744 q^{62} - 768 q^{64} - 5718 q^{65} - 576 q^{67} - 1056 q^{68} - 1038 q^{70} - 120 q^{71} + 3036 q^{73} + 1110 q^{74} + 132 q^{76} + 3804 q^{77} - 2991 q^{79} + 480 q^{80} - 3408 q^{82} - 513 q^{83} - 2925 q^{85} + 2322 q^{86} + 480 q^{88} - 1065 q^{89} + 2859 q^{91} - 1884 q^{92} - 828 q^{94} - 6357 q^{95} - 2055 q^{97} - 1356 q^{98}+O(q^{100}) \) 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   \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
19.1 1.87939 0.684040i 0 3.06418 2.57115i −1.31542 7.46011i 0 −2.90083 2.43409i 4.00000 6.92820i 0 −7.57519 13.1206i
19.2 1.87939 0.684040i 0 3.06418 2.57115i −1.18374 6.71331i 0 −25.7220 21.5833i 4.00000 6.92820i 0 −6.81687 11.8072i
19.3 1.87939 0.684040i 0 3.06418 2.57115i −0.203469 1.15393i 0 19.9691 + 16.7561i 4.00000 6.92820i 0 −1.17173 2.02949i
19.4 1.87939 0.684040i 0 3.06418 2.57115i 2.50669 + 14.2161i 0 0.855575 + 0.717913i 4.00000 6.92820i 0 14.4354 + 25.0029i
37.1 −1.53209 + 1.28558i 0 0.694593 3.93923i −18.7075 + 6.80898i 0 −3.26433 18.5129i 4.00000 + 6.92820i 0 19.9081 34.4819i
37.2 −1.53209 + 1.28558i 0 0.694593 3.93923i −3.45007 + 1.25572i 0 0.157049 + 0.890672i 4.00000 + 6.92820i 0 3.67149 6.35921i
37.3 −1.53209 + 1.28558i 0 0.694593 3.93923i −1.07676 + 0.391909i 0 0.470326 + 2.66735i 4.00000 + 6.92820i 0 1.14586 1.98470i
37.4 −1.53209 + 1.28558i 0 0.694593 3.93923i 19.8413 7.22164i 0 −3.38399 19.1916i 4.00000 + 6.92820i 0 −21.1147 + 36.5717i
73.1 −0.347296 + 1.96962i 0 −3.75877 1.36808i −5.41266 + 4.54176i 0 −4.71753 + 1.71704i 4.00000 6.92820i 0 −7.06572 12.2382i
73.2 −0.347296 + 1.96962i 0 −3.75877 1.36808i −3.46830 + 2.91025i 0 22.9979 8.37056i 4.00000 6.92820i 0 −4.52754 7.84193i
73.3 −0.347296 + 1.96962i 0 −3.75877 1.36808i 5.66862 4.75653i 0 −11.1935 + 4.07412i 4.00000 6.92820i 0 7.39985 + 12.8169i
73.4 −0.347296 + 1.96962i 0 −3.75877 1.36808i 12.8013 10.7416i 0 −9.76778 + 3.55518i 4.00000 6.92820i 0 16.7110 + 28.9442i
91.1 −0.347296 1.96962i 0 −3.75877 + 1.36808i −5.41266 4.54176i 0 −4.71753 1.71704i 4.00000 + 6.92820i 0 −7.06572 + 12.2382i
91.2 −0.347296 1.96962i 0 −3.75877 + 1.36808i −3.46830 2.91025i 0 22.9979 + 8.37056i 4.00000 + 6.92820i 0 −4.52754 + 7.84193i
91.3 −0.347296 1.96962i 0 −3.75877 + 1.36808i 5.66862 + 4.75653i 0 −11.1935 4.07412i 4.00000 + 6.92820i 0 7.39985 12.8169i
91.4 −0.347296 1.96962i 0 −3.75877 + 1.36808i 12.8013 + 10.7416i 0 −9.76778 3.55518i 4.00000 + 6.92820i 0 16.7110 28.9442i
127.1 −1.53209 1.28558i 0 0.694593 + 3.93923i −18.7075 6.80898i 0 −3.26433 + 18.5129i 4.00000 6.92820i 0 19.9081 + 34.4819i
127.2 −1.53209 1.28558i 0 0.694593 + 3.93923i −3.45007 1.25572i 0 0.157049 0.890672i 4.00000 6.92820i 0 3.67149 + 6.35921i
127.3 −1.53209 1.28558i 0 0.694593 + 3.93923i −1.07676 0.391909i 0 0.470326 2.66735i 4.00000 6.92820i 0 1.14586 + 1.98470i
127.4 −1.53209 1.28558i 0 0.694593 + 3.93923i 19.8413 + 7.22164i 0 −3.38399 + 19.1916i 4.00000 6.92820i 0 −21.1147 36.5717i
See all 24 embeddings
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 19.4
Significant digits:
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Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
27.e even 9 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 162.4.e.a 24
3.b odd 2 1 54.4.e.a 24
27.e even 9 1 inner 162.4.e.a 24
27.e even 9 1 1458.4.a.e 12
27.f odd 18 1 54.4.e.a 24
27.f odd 18 1 1458.4.a.h 12
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
54.4.e.a 24 3.b odd 2 1
54.4.e.a 24 27.f odd 18 1
162.4.e.a 24 1.a even 1 1 trivial
162.4.e.a 24 27.e even 9 1 inner
1458.4.a.e 12 27.e even 9 1
1458.4.a.h 12 27.f odd 18 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{5}^{24} - 12 T_{5}^{23} - 360 T_{5}^{22} + 6699 T_{5}^{21} + 31221 T_{5}^{20} - 1138725 T_{5}^{19} + 32801526 T_{5}^{18} - 187511760 T_{5}^{17} + 1422469026 T_{5}^{16} + 40147364502 T_{5}^{15} + \cdots + 37\!\cdots\!01 \) acting on \(S_{4}^{\mathrm{new}}(162, [\chi])\). Copy content Toggle raw display