Properties

Label 880.2.a.h
Level $880$
Weight $2$
Character orbit 880.a
Self dual yes
Analytic conductor $7.027$
Analytic rank $0$
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] = [880,2,Mod(1,880)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(880, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 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("880.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 880 = 2^{4} \cdot 5 \cdot 11 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 880.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: \(7.02683537787\)
Analytic rank: \(0\)
Dimension: \(1\)
Coefficient field: \(\mathbb{Q}\)
Coefficient ring: \(\mathbb{Z}\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 55)
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)
 
\(f(q)\) \(=\) \( q + q^{5} - 3 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + q^{5} - 3 q^{9} + q^{11} + 2 q^{13} + 6 q^{17} + 4 q^{19} - 4 q^{23} + q^{25} + 6 q^{29} + 8 q^{31} - 2 q^{37} + 2 q^{41} - 4 q^{43} - 3 q^{45} + 12 q^{47} - 7 q^{49} - 2 q^{53} + q^{55} - 4 q^{59} - 10 q^{61} + 2 q^{65} + 16 q^{67} - 8 q^{71} + 14 q^{73} - 8 q^{79} + 9 q^{81} + 4 q^{83} + 6 q^{85} + 10 q^{89} + 4 q^{95} + 10 q^{97} - 3 q^{99}+O(q^{100}) \) 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
0 0 0 1.00000 0 0 0 −3.00000 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \(-1\)
\(5\) \(-1\)
\(11\) \(-1\)

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 880.2.a.h 1
3.b odd 2 1 7920.2.a.i 1
4.b odd 2 1 55.2.a.a 1
5.b even 2 1 4400.2.a.p 1
5.c odd 4 2 4400.2.b.n 2
8.b even 2 1 3520.2.a.n 1
8.d odd 2 1 3520.2.a.p 1
11.b odd 2 1 9680.2.a.r 1
12.b even 2 1 495.2.a.a 1
20.d odd 2 1 275.2.a.a 1
20.e even 4 2 275.2.b.b 2
28.d even 2 1 2695.2.a.c 1
44.c even 2 1 605.2.a.b 1
44.g even 10 4 605.2.g.c 4
44.h odd 10 4 605.2.g.a 4
52.b odd 2 1 9295.2.a.b 1
60.h even 2 1 2475.2.a.i 1
60.l odd 4 2 2475.2.c.f 2
132.d odd 2 1 5445.2.a.i 1
220.g even 2 1 3025.2.a.f 1
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
55.2.a.a 1 4.b odd 2 1
275.2.a.a 1 20.d odd 2 1
275.2.b.b 2 20.e even 4 2
495.2.a.a 1 12.b even 2 1
605.2.a.b 1 44.c even 2 1
605.2.g.a 4 44.h odd 10 4
605.2.g.c 4 44.g even 10 4
880.2.a.h 1 1.a even 1 1 trivial
2475.2.a.i 1 60.h even 2 1
2475.2.c.f 2 60.l odd 4 2
2695.2.a.c 1 28.d even 2 1
3025.2.a.f 1 220.g even 2 1
3520.2.a.n 1 8.b even 2 1
3520.2.a.p 1 8.d odd 2 1
4400.2.a.p 1 5.b even 2 1
4400.2.b.n 2 5.c odd 4 2
5445.2.a.i 1 132.d odd 2 1
7920.2.a.i 1 3.b odd 2 1
9295.2.a.b 1 52.b odd 2 1
9680.2.a.r 1 11.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 \(S_{2}^{\mathrm{new}}(\Gamma_0(880))\):

\( T_{3} \) Copy content Toggle raw display
\( T_{7} \) Copy content Toggle raw display
\( T_{13} - 2 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T \) Copy content Toggle raw display
$3$ \( T \) Copy content Toggle raw display
$5$ \( T - 1 \) 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
$19$ \( T - 4 \) Copy content Toggle raw display
$23$ \( T + 4 \) Copy content Toggle raw display
$29$ \( T - 6 \) Copy content Toggle raw display
$31$ \( T - 8 \) Copy content Toggle raw display
$37$ \( T + 2 \) 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
$53$ \( T + 2 \) Copy content Toggle raw display
$59$ \( T + 4 \) Copy content Toggle raw display
$61$ \( T + 10 \) Copy content Toggle raw display
$67$ \( T - 16 \) Copy content Toggle raw display
$71$ \( T + 8 \) Copy content Toggle raw display
$73$ \( T - 14 \) Copy content Toggle raw display
$79$ \( T + 8 \) Copy content Toggle raw display
$83$ \( T - 4 \) Copy content Toggle raw display
$89$ \( T - 10 \) Copy content Toggle raw display
$97$ \( T - 10 \) Copy content Toggle raw display
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