Properties

Label 230.2.g.a
Level $230$
Weight $2$
Character orbit 230.g
Analytic conductor $1.837$
Analytic rank $0$
Dimension $10$
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] = [230,2,Mod(31,230)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(230, base_ring=CyclotomicField(22))
 
chi = DirichletCharacter(H, H._module([0, 6]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("230.31");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 230 = 2 \cdot 5 \cdot 23 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 230.g (of order \(11\), degree \(10\), 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: \(1.83655924649\)
Analytic rank: \(0\)
Dimension: \(10\)
Coefficient field: \(\Q(\zeta_{22})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{10} - x^{9} + x^{8} - x^{7} + x^{6} - x^{5} + x^{4} - x^{3} + x^{2} - x + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{11}]$

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 

Coefficients of the \(q\)-expansion are expressed in terms of a primitive root of unity \(\zeta_{22}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \zeta_{22}^{4} q^{2} + ( - \zeta_{22}^{9} + \zeta_{22}^{8} + \cdots + 1) q^{3}+ \cdots + (\zeta_{22}^{6} - 2 \zeta_{22}^{5} + \cdots - \zeta_{22}) q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + \zeta_{22}^{4} q^{2} + ( - \zeta_{22}^{9} + \zeta_{22}^{8} + \cdots + 1) q^{3}+ \cdots + ( - 5 \zeta_{22}^{9} + \cdots - 5 \zeta_{22}) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 10 q - q^{2} + 3 q^{3} - q^{4} - q^{5} + 3 q^{6} - 15 q^{7} - q^{8} - 6 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 10 q - q^{2} + 3 q^{3} - q^{4} - q^{5} + 3 q^{6} - 15 q^{7} - q^{8} - 6 q^{9} - q^{10} + 11 q^{11} - 8 q^{12} + 6 q^{13} + 7 q^{14} + 3 q^{15} - q^{16} - 16 q^{17} - 6 q^{18} + q^{19} - q^{20} + q^{21} + 10 q^{23} - 8 q^{24} - q^{25} + 6 q^{26} - 24 q^{27} + 7 q^{28} + 3 q^{30} + 3 q^{31} - q^{32} + 11 q^{33} + 17 q^{34} - 4 q^{35} - 6 q^{36} + 12 q^{37} - 10 q^{38} - 7 q^{39} - q^{40} - 4 q^{41} - 10 q^{42} + 22 q^{43} + 11 q^{44} - 6 q^{45} + 21 q^{46} - 24 q^{47} - 8 q^{48} + 46 q^{49} - q^{50} + 4 q^{51} - 5 q^{52} - 15 q^{53} - 2 q^{54} - 11 q^{55} - 15 q^{56} + 19 q^{57} + 11 q^{58} + 4 q^{59} + 3 q^{60} + 21 q^{61} - 8 q^{62} - 13 q^{63} - q^{64} - 5 q^{65} - 7 q^{67} - 16 q^{68} - 30 q^{69} - 4 q^{70} + 3 q^{71} - 6 q^{72} + 28 q^{73} + 12 q^{74} + 3 q^{75} + 23 q^{76} - 44 q^{77} + 4 q^{78} + 35 q^{79} - q^{80} - 31 q^{81} - 4 q^{82} - 19 q^{83} + q^{84} + 6 q^{85} - 22 q^{86} - 44 q^{87} + 25 q^{89} + 16 q^{90} - 20 q^{91} + 10 q^{92} + 2 q^{93} + 31 q^{94} - 10 q^{95} + 3 q^{96} + 49 q^{97} - 31 q^{98} - 55 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/230\mathbb{Z}\right)^\times\).

\(n\) \(47\) \(51\)
\(\chi(n)\) \(1\) \(\zeta_{22}^{4}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
31.1
−0.415415 + 0.909632i
0.654861 + 0.755750i
0.142315 0.989821i
0.142315 + 0.989821i
0.654861 0.755750i
0.959493 0.281733i
−0.841254 0.540641i
−0.415415 0.909632i
−0.841254 + 0.540641i
0.959493 + 0.281733i
−0.142315 + 0.989821i −0.297176 0.650724i −0.959493 0.281733i −0.654861 0.755750i 0.686393 0.201543i −3.43264 2.20602i 0.415415 0.909632i 1.62945 1.88049i 0.841254 0.540641i
41.1 −0.959493 0.281733i −0.601808 + 0.694523i 0.841254 + 0.540641i −0.142315 + 0.989821i 0.773100 0.496841i −0.308518 0.675560i −0.654861 0.755750i 0.306755 + 2.13353i 0.415415 0.909632i
71.1 0.841254 + 0.540641i 0.381761 + 2.65520i 0.415415 + 0.909632i −0.959493 0.281733i −1.11435 + 2.44009i 0.0412982 0.0476607i −0.142315 + 0.989821i −4.02588 + 1.18211i −0.654861 0.755750i
81.1 0.841254 0.540641i 0.381761 2.65520i 0.415415 0.909632i −0.959493 + 0.281733i −1.11435 2.44009i 0.0412982 + 0.0476607i −0.142315 0.989821i −4.02588 1.18211i −0.654861 + 0.755750i
101.1 −0.959493 + 0.281733i −0.601808 0.694523i 0.841254 0.540641i −0.142315 0.989821i 0.773100 + 0.496841i −0.308518 + 0.675560i −0.654861 + 0.755750i 0.306755 2.13353i 0.415415 + 0.909632i
121.1 0.415415 0.909632i 1.75667 + 0.515804i −0.654861 0.755750i 0.841254 0.540641i 1.19894 1.38365i 0.179540 1.24873i −0.959493 + 0.281733i 0.296070 + 0.190272i −0.142315 0.989821i
131.1 −0.654861 + 0.755750i 0.260554 0.167448i −0.142315 0.989821i 0.415415 + 0.909632i −0.0440780 + 0.306569i −3.97968 + 1.16854i 0.841254 + 0.540641i −1.20640 + 2.64164i −0.959493 0.281733i
141.1 −0.142315 0.989821i −0.297176 + 0.650724i −0.959493 + 0.281733i −0.654861 + 0.755750i 0.686393 + 0.201543i −3.43264 + 2.20602i 0.415415 + 0.909632i 1.62945 + 1.88049i 0.841254 + 0.540641i
151.1 −0.654861 0.755750i 0.260554 + 0.167448i −0.142315 + 0.989821i 0.415415 0.909632i −0.0440780 0.306569i −3.97968 1.16854i 0.841254 0.540641i −1.20640 2.64164i −0.959493 + 0.281733i
211.1 0.415415 + 0.909632i 1.75667 0.515804i −0.654861 + 0.755750i 0.841254 + 0.540641i 1.19894 + 1.38365i 0.179540 + 1.24873i −0.959493 0.281733i 0.296070 0.190272i −0.142315 + 0.989821i
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 31.1
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
23.c even 11 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 230.2.g.a 10
23.c even 11 1 inner 230.2.g.a 10
23.c even 11 1 5290.2.a.bd 5
23.d odd 22 1 5290.2.a.bc 5
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
230.2.g.a 10 1.a even 1 1 trivial
230.2.g.a 10 23.c even 11 1 inner
5290.2.a.bc 5 23.d odd 22 1
5290.2.a.bd 5 23.c even 11 1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{10} - 3T_{3}^{9} + 9T_{3}^{8} - 16T_{3}^{7} + 4T_{3}^{6} - T_{3}^{5} + 25T_{3}^{4} + 2T_{3}^{3} + 5T_{3}^{2} - 4T_{3} + 1 \) acting on \(S_{2}^{\mathrm{new}}(230, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{10} + T^{9} + \cdots + 1 \) Copy content Toggle raw display
$3$ \( T^{10} - 3 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$5$ \( T^{10} + T^{9} + \cdots + 1 \) Copy content Toggle raw display
$7$ \( T^{10} + 15 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$11$ \( T^{10} - 11 T^{9} + \cdots + 121 \) Copy content Toggle raw display
$13$ \( T^{10} - 6 T^{9} + \cdots + 529 \) Copy content Toggle raw display
$17$ \( T^{10} + 16 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$19$ \( T^{10} - T^{9} + \cdots + 7921 \) Copy content Toggle raw display
$23$ \( T^{10} - 10 T^{9} + \cdots + 6436343 \) Copy content Toggle raw display
$29$ \( T^{10} - 11 T^{8} + \cdots + 7027801 \) Copy content Toggle raw display
$31$ \( T^{10} - 3 T^{9} + \cdots + 17161 \) Copy content Toggle raw display
$37$ \( T^{10} - 12 T^{9} + \cdots + 529 \) Copy content Toggle raw display
$41$ \( T^{10} + 4 T^{9} + \cdots + 109561 \) Copy content Toggle raw display
$43$ \( T^{10} - 22 T^{9} + \cdots + 4791721 \) Copy content Toggle raw display
$47$ \( (T^{5} + 12 T^{4} + \cdots - 3013)^{2} \) Copy content Toggle raw display
$53$ \( T^{10} + 15 T^{9} + \cdots + 8300161 \) Copy content Toggle raw display
$59$ \( T^{10} - 4 T^{9} + \cdots + 14645929 \) Copy content Toggle raw display
$61$ \( T^{10} + \cdots + 113401201 \) Copy content Toggle raw display
$67$ \( T^{10} + \cdots + 244640881 \) Copy content Toggle raw display
$71$ \( T^{10} + \cdots + 831918649 \) Copy content Toggle raw display
$73$ \( T^{10} + \cdots + 32203379209 \) Copy content Toggle raw display
$79$ \( T^{10} - 35 T^{9} + \cdots + 73599241 \) Copy content Toggle raw display
$83$ \( T^{10} + \cdots + 3027310441 \) Copy content Toggle raw display
$89$ \( T^{10} - 25 T^{9} + \cdots + 1739761 \) Copy content Toggle raw display
$97$ \( T^{10} - 49 T^{9} + \cdots + 92871769 \) Copy content Toggle raw display
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