Properties

Label 9702.2.a.m
Level $9702$
Weight $2$
Character orbit 9702.a
Self dual yes
Analytic conductor $77.471$
Analytic rank $1$
Dimension $1$
CM no
Inner twists $1$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [9702,2,Mod(1,9702)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(9702, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0, 0]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("9702.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 9702 = 2 \cdot 3^{2} \cdot 7^{2} \cdot 11 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 9702.a (trivial)

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: yes
Analytic conductor: \(77.4708600410\)
Analytic rank: \(1\)
Dimension: \(1\)
Coefficient field: \(\mathbb{Q}\)
Coefficient ring: \(\mathbb{Z}\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 198)
Fricke sign: \(+1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-expansion

comment: q-expansion
 
sage: f.q_expansion() # note that sage often uses an isomorphic number field
 
gp: mfcoefs(f, 20)
 
\(f(q)\) \(=\) \( q - q^{2} + q^{4} - q^{8}+O(q^{10}) \) Copy content Toggle raw display \( q - q^{2} + q^{4} - q^{8} + q^{11} - 2 q^{13} + q^{16} - 6 q^{17} - 2 q^{19} - q^{22} - 5 q^{25} + 2 q^{26} + 6 q^{29} + 4 q^{31} - q^{32} + 6 q^{34} + 2 q^{37} + 2 q^{38} + 6 q^{41} - 10 q^{43} + q^{44} + 12 q^{47} + 5 q^{50} - 2 q^{52} + 12 q^{53} - 6 q^{58} + 12 q^{59} + 10 q^{61} - 4 q^{62} + q^{64} + 8 q^{67} - 6 q^{68} - 12 q^{71} - 14 q^{73} - 2 q^{74} - 2 q^{76} + 2 q^{79} - 6 q^{82} - 12 q^{83} + 10 q^{86} - q^{88} - 12 q^{94} - 2 q^{97}+O(q^{100}) \) 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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1.1
0
−1.00000 0 1.00000 0 0 0 −1.00000 0 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \( +1 \)
\(3\) \( +1 \)
\(7\) \( -1 \)
\(11\) \( -1 \)

Inner twists

This newform does not admit any (nontrivial) inner twists.

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 9702.2.a.m 1
3.b odd 2 1 9702.2.a.bm 1
7.b odd 2 1 198.2.a.b 1
21.c even 2 1 198.2.a.d yes 1
28.d even 2 1 1584.2.a.i 1
35.c odd 2 1 4950.2.a.bd 1
35.f even 4 2 4950.2.c.x 2
56.e even 2 1 6336.2.a.bd 1
56.h odd 2 1 6336.2.a.bh 1
63.l odd 6 2 1782.2.e.r 2
63.o even 6 2 1782.2.e.g 2
77.b even 2 1 2178.2.a.h 1
84.h odd 2 1 1584.2.a.k 1
105.g even 2 1 4950.2.a.d 1
105.k odd 4 2 4950.2.c.c 2
168.e odd 2 1 6336.2.a.z 1
168.i even 2 1 6336.2.a.bm 1
231.h odd 2 1 2178.2.a.a 1
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
198.2.a.b 1 7.b odd 2 1
198.2.a.d yes 1 21.c even 2 1
1584.2.a.i 1 28.d even 2 1
1584.2.a.k 1 84.h odd 2 1
1782.2.e.g 2 63.o even 6 2
1782.2.e.r 2 63.l odd 6 2
2178.2.a.a 1 231.h odd 2 1
2178.2.a.h 1 77.b even 2 1
4950.2.a.d 1 105.g even 2 1
4950.2.a.bd 1 35.c odd 2 1
4950.2.c.c 2 105.k odd 4 2
4950.2.c.x 2 35.f even 4 2
6336.2.a.z 1 168.e odd 2 1
6336.2.a.bd 1 56.e even 2 1
6336.2.a.bh 1 56.h odd 2 1
6336.2.a.bm 1 168.i even 2 1
9702.2.a.m 1 1.a even 1 1 trivial
9702.2.a.bm 1 3.b odd 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(9702))\):

\( T_{5} \) Copy content Toggle raw display
\( T_{13} + 2 \) Copy content Toggle raw display
\( T_{17} + 6 \) Copy content Toggle raw display
\( T_{19} + 2 \) Copy content Toggle raw display
\( T_{23} \) Copy content Toggle raw display
\( T_{29} - 6 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T + 1 \) Copy content Toggle raw display
$3$ \( T \) Copy content Toggle raw display
$5$ \( T \) Copy content Toggle raw display
$7$ \( T \) Copy content Toggle raw display
$11$ \( T - 1 \) Copy content Toggle raw display
$13$ \( T + 2 \) Copy content Toggle raw display
$17$ \( T + 6 \) Copy content Toggle raw display
$19$ \( T + 2 \) Copy content Toggle raw display
$23$ \( T \) Copy content Toggle raw display
$29$ \( T - 6 \) Copy content Toggle raw display
$31$ \( T - 4 \) Copy content Toggle raw display
$37$ \( T - 2 \) Copy content Toggle raw display
$41$ \( T - 6 \) Copy content Toggle raw display
$43$ \( T + 10 \) Copy content Toggle raw display
$47$ \( T - 12 \) Copy content Toggle raw display
$53$ \( T - 12 \) Copy content Toggle raw display
$59$ \( T - 12 \) Copy content Toggle raw display
$61$ \( T - 10 \) Copy content Toggle raw display
$67$ \( T - 8 \) Copy content Toggle raw display
$71$ \( T + 12 \) Copy content Toggle raw display
$73$ \( T + 14 \) Copy content Toggle raw display
$79$ \( T - 2 \) Copy content Toggle raw display
$83$ \( T + 12 \) Copy content Toggle raw display
$89$ \( T \) Copy content Toggle raw display
$97$ \( T + 2 \) Copy content Toggle raw display
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