Properties

Label 966.2.q.c
Level $966$
Weight $2$
Character orbit 966.q
Analytic conductor $7.714$
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] = [966,2,Mod(85,966)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(966, base_ring=CyclotomicField(22))
 
chi = DirichletCharacter(H, H._module([0, 0, 8]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("966.85");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 966 = 2 \cdot 3 \cdot 7 \cdot 23 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 966.q (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: \(7.71354883526\)
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.

\(f(q)\) \(=\) \( q - \zeta_{22}^{4} q^{2} + (\zeta_{22}^{9} - \zeta_{22}^{8} + \cdots - 1) q^{3} + \cdots - \zeta_{22}^{9} q^{9} +O(q^{10}) \) Copy content Toggle raw display \( q - \zeta_{22}^{4} q^{2} + (\zeta_{22}^{9} - \zeta_{22}^{8} + \cdots - 1) q^{3} + \cdots + (\zeta_{22}^{9} - \zeta_{22}^{6} + \cdots + \zeta_{22}) q^{99} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 10 q + q^{2} - q^{3} - q^{4} + q^{6} - q^{7} + q^{8} - q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 10 q + q^{2} - q^{3} - q^{4} + q^{6} - q^{7} + q^{8} - q^{9} - 6 q^{11} - q^{12} - 2 q^{13} + q^{14} + 11 q^{15} - q^{16} - 5 q^{17} + q^{18} + 31 q^{19} + 11 q^{20} - q^{21} + 6 q^{22} - q^{23} - 10 q^{24} - 17 q^{25} + 24 q^{26} - q^{27} - q^{28} - 5 q^{29} + 3 q^{31} + q^{32} + 5 q^{33} + 16 q^{34} - q^{36} + 14 q^{37} - 9 q^{38} - 2 q^{39} + 11 q^{40} - 28 q^{41} + q^{42} + 9 q^{43} - 6 q^{44} + 23 q^{46} - 44 q^{47} - q^{48} - q^{49} - 5 q^{50} - 5 q^{51} + 20 q^{52} + q^{53} + q^{54} + q^{56} - 2 q^{57} + 16 q^{58} - 11 q^{59} - 41 q^{61} + 30 q^{62} - q^{63} - q^{64} + 11 q^{65} + 6 q^{66} - 12 q^{67} + 6 q^{68} + 21 q^{69} - 22 q^{71} + q^{72} + 19 q^{73} - 14 q^{74} + 5 q^{75} - 24 q^{76} - 6 q^{77} + 2 q^{78} + 3 q^{79} - q^{81} + 6 q^{82} - 39 q^{83} - q^{84} + 22 q^{85} + 35 q^{86} + 6 q^{87} - 5 q^{88} - 17 q^{89} - 2 q^{91} - q^{92} - 8 q^{93} + 11 q^{94} + q^{96} - 12 q^{97} + q^{98} + 5 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/966\mathbb{Z}\right)^\times\).

\(n\) \(323\) \(829\) \(925\)
\(\chi(n)\) \(1\) \(1\) \(\zeta_{22}^{4}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
85.1
−0.841254 0.540641i
0.142315 + 0.989821i
−0.415415 + 0.909632i
0.959493 + 0.281733i
−0.415415 0.909632i
0.654861 + 0.755750i
0.959493 0.281733i
0.142315 0.989821i
−0.841254 + 0.540641i
0.654861 0.755750i
0.654861 0.755750i 0.841254 0.540641i −0.142315 0.989821i 0.817178 + 1.78937i 0.142315 0.989821i −0.959493 + 0.281733i −0.841254 0.540641i 0.415415 0.909632i 1.88745 + 0.554206i
127.1 −0.841254 + 0.540641i −0.142315 + 0.989821i 0.415415 0.909632i 1.07028 0.314261i −0.415415 0.909632i −0.654861 0.755750i 0.142315 + 0.989821i −0.959493 0.281733i −0.730471 + 0.843008i
169.1 0.142315 0.989821i 0.415415 + 0.909632i −0.959493 0.281733i −1.80075 2.07817i 0.959493 0.281733i 0.841254 + 0.540641i −0.415415 + 0.909632i −0.654861 + 0.755750i −2.31329 + 1.48666i
211.1 −0.415415 0.909632i −0.959493 + 0.281733i −0.654861 + 0.755750i −0.512546 0.329393i 0.654861 + 0.755750i −0.142315 0.989821i 0.959493 + 0.281733i 0.841254 0.540641i −0.0867074 + 0.603063i
463.1 0.142315 + 0.989821i 0.415415 0.909632i −0.959493 + 0.281733i −1.80075 + 2.07817i 0.959493 + 0.281733i 0.841254 0.540641i −0.415415 0.909632i −0.654861 0.755750i −2.31329 1.48666i
547.1 0.959493 + 0.281733i −0.654861 + 0.755750i 0.841254 + 0.540641i 0.425839 2.96177i −0.841254 + 0.540641i 0.415415 + 0.909632i 0.654861 + 0.755750i −0.142315 0.989821i 1.24302 2.72183i
673.1 −0.415415 + 0.909632i −0.959493 0.281733i −0.654861 0.755750i −0.512546 + 0.329393i 0.654861 0.755750i −0.142315 + 0.989821i 0.959493 0.281733i 0.841254 + 0.540641i −0.0867074 0.603063i
715.1 −0.841254 0.540641i −0.142315 0.989821i 0.415415 + 0.909632i 1.07028 + 0.314261i −0.415415 + 0.909632i −0.654861 + 0.755750i 0.142315 0.989821i −0.959493 + 0.281733i −0.730471 0.843008i
841.1 0.654861 + 0.755750i 0.841254 + 0.540641i −0.142315 + 0.989821i 0.817178 1.78937i 0.142315 + 0.989821i −0.959493 0.281733i −0.841254 + 0.540641i 0.415415 + 0.909632i 1.88745 0.554206i
883.1 0.959493 0.281733i −0.654861 0.755750i 0.841254 0.540641i 0.425839 + 2.96177i −0.841254 0.540641i 0.415415 0.909632i 0.654861 0.755750i −0.142315 + 0.989821i 1.24302 + 2.72183i
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 85.1
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 966.2.q.c 10
23.c even 11 1 inner 966.2.q.c 10
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
966.2.q.c 10 1.a even 1 1 trivial
966.2.q.c 10 23.c even 11 1 inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{5}^{10} + 11T_{5}^{8} + 55T_{5}^{6} - 99T_{5}^{5} + 242T_{5}^{4} - 242T_{5}^{3} - 121T_{5}^{2} + 121T_{5} + 121 \) acting on \(S_{2}^{\mathrm{new}}(966, [\chi])\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{10} - T^{9} + \cdots + 1 \) Copy content Toggle raw display
$3$ \( T^{10} + T^{9} + \cdots + 1 \) Copy content Toggle raw display
$5$ \( T^{10} + 11 T^{8} + \cdots + 121 \) Copy content Toggle raw display
$7$ \( T^{10} + T^{9} + \cdots + 1 \) Copy content Toggle raw display
$11$ \( T^{10} + 6 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$13$ \( T^{10} + 2 T^{9} + \cdots + 978121 \) Copy content Toggle raw display
$17$ \( T^{10} + 5 T^{9} + \cdots + 139129 \) Copy content Toggle raw display
$19$ \( T^{10} - 31 T^{9} + \cdots + 8814961 \) Copy content Toggle raw display
$23$ \( T^{10} + T^{9} + \cdots + 6436343 \) Copy content Toggle raw display
$29$ \( T^{10} + 5 T^{9} + \cdots + 529 \) Copy content Toggle raw display
$31$ \( T^{10} - 3 T^{9} + \cdots + 69172489 \) Copy content Toggle raw display
$37$ \( T^{10} - 14 T^{9} + \cdots + 4489 \) Copy content Toggle raw display
$41$ \( T^{10} + 28 T^{9} + \cdots + 5442889 \) Copy content Toggle raw display
$43$ \( T^{10} - 9 T^{9} + \cdots + 4489 \) Copy content Toggle raw display
$47$ \( (T^{5} + 22 T^{4} + \cdots - 4609)^{2} \) Copy content Toggle raw display
$53$ \( T^{10} - T^{9} + \cdots + 18983449 \) Copy content Toggle raw display
$59$ \( T^{10} + 11 T^{9} + \cdots + 16834609 \) Copy content Toggle raw display
$61$ \( T^{10} + \cdots + 125372809 \) Copy content Toggle raw display
$67$ \( T^{10} + \cdots + 4866876169 \) Copy content Toggle raw display
$71$ \( T^{10} + 22 T^{9} + \cdots + 543169 \) Copy content Toggle raw display
$73$ \( T^{10} - 19 T^{9} + \cdots + 1 \) Copy content Toggle raw display
$79$ \( T^{10} + \cdots + 1068832249 \) Copy content Toggle raw display
$83$ \( T^{10} + \cdots + 1033043881 \) Copy content Toggle raw display
$89$ \( T^{10} + \cdots + 30198445729 \) Copy content Toggle raw display
$97$ \( T^{10} + \cdots + 580376281 \) Copy content Toggle raw display
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