Properties

Label 8379.2.a.e
Level $8379$
Weight $2$
Character orbit 8379.a
Self dual yes
Analytic conductor $66.907$
Analytic rank $2$
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] = [8379,2,Mod(1,8379)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(8379, 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("8379.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 8379 = 3^{2} \cdot 7^{2} \cdot 19 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 8379.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: \(66.9066518536\)
Analytic rank: \(2\)
Dimension: \(1\)
Coefficient field: \(\mathbb{Q}\)
Coefficient ring: \(\mathbb{Z}\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 57)
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)
 
\(f(q)\) \(=\) \( q - q^{2} - q^{4} - 2 q^{5} + 3 q^{8}+O(q^{10}) \) Copy content Toggle raw display \( q - q^{2} - q^{4} - 2 q^{5} + 3 q^{8} + 2 q^{10} - 6 q^{13} - q^{16} - 6 q^{17} + q^{19} + 2 q^{20} - 4 q^{23} - q^{25} + 6 q^{26} - 2 q^{29} - 8 q^{31} - 5 q^{32} + 6 q^{34} - 10 q^{37} - q^{38} - 6 q^{40} - 2 q^{41} - 4 q^{43} + 4 q^{46} + 12 q^{47} + q^{50} + 6 q^{52} + 6 q^{53} + 2 q^{58} - 12 q^{59} + 2 q^{61} + 8 q^{62} + 7 q^{64} + 12 q^{65} - 4 q^{67} + 6 q^{68} - 10 q^{73} + 10 q^{74} - q^{76} + 2 q^{80} + 2 q^{82} + 16 q^{83} + 12 q^{85} + 4 q^{86} - 2 q^{89} + 4 q^{92} - 12 q^{94} - 2 q^{95} - 10 q^{97}+O(q^{100}) \) 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 −2.00000 0 0 3.00000 0 2.00000
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(3\) \( -1 \)
\(7\) \( -1 \)
\(19\) \( -1 \)

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 8379.2.a.e 1
3.b odd 2 1 2793.2.a.i 1
7.b odd 2 1 171.2.a.a 1
21.c even 2 1 57.2.a.c 1
28.d even 2 1 2736.2.a.s 1
35.c odd 2 1 4275.2.a.m 1
84.h odd 2 1 912.2.a.b 1
105.g even 2 1 1425.2.a.a 1
105.k odd 4 2 1425.2.c.g 2
133.c even 2 1 3249.2.a.g 1
168.e odd 2 1 3648.2.a.bf 1
168.i even 2 1 3648.2.a.o 1
231.h odd 2 1 6897.2.a.a 1
273.g even 2 1 9633.2.a.h 1
399.h odd 2 1 1083.2.a.a 1
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
57.2.a.c 1 21.c even 2 1
171.2.a.a 1 7.b odd 2 1
912.2.a.b 1 84.h odd 2 1
1083.2.a.a 1 399.h odd 2 1
1425.2.a.a 1 105.g even 2 1
1425.2.c.g 2 105.k odd 4 2
2736.2.a.s 1 28.d even 2 1
2793.2.a.i 1 3.b odd 2 1
3249.2.a.g 1 133.c even 2 1
3648.2.a.o 1 168.i even 2 1
3648.2.a.bf 1 168.e odd 2 1
4275.2.a.m 1 35.c odd 2 1
6897.2.a.a 1 231.h odd 2 1
8379.2.a.e 1 1.a even 1 1 trivial
9633.2.a.h 1 273.g even 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(8379))\):

\( T_{2} + 1 \) Copy content Toggle raw display
\( T_{5} + 2 \) Copy content Toggle raw display
\( T_{11} \) Copy content Toggle raw display
\( T_{13} + 6 \) Copy content Toggle raw display
\( T_{17} + 6 \) 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
$5$ \( T + 2 \) Copy content Toggle raw display
$7$ \( T \) Copy content Toggle raw display
$11$ \( T \) Copy content Toggle raw display
$13$ \( T + 6 \) Copy content Toggle raw display
$17$ \( T + 6 \) Copy content Toggle raw display
$19$ \( T - 1 \) Copy content Toggle raw display
$23$ \( T + 4 \) Copy content Toggle raw display
$29$ \( T + 2 \) Copy content Toggle raw display
$31$ \( T + 8 \) Copy content Toggle raw display
$37$ \( T + 10 \) Copy content Toggle raw display
$41$ \( T + 2 \) Copy content Toggle raw display
$43$ \( T + 4 \) Copy content Toggle raw display
$47$ \( T - 12 \) Copy content Toggle raw display
$53$ \( T - 6 \) Copy content Toggle raw display
$59$ \( T + 12 \) Copy content Toggle raw display
$61$ \( T - 2 \) Copy content Toggle raw display
$67$ \( T + 4 \) Copy content Toggle raw display
$71$ \( T \) Copy content Toggle raw display
$73$ \( T + 10 \) Copy content Toggle raw display
$79$ \( T \) Copy content Toggle raw display
$83$ \( T - 16 \) Copy content Toggle raw display
$89$ \( T + 2 \) Copy content Toggle raw display
$97$ \( T + 10 \) Copy content Toggle raw display
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