Properties

Label 720.6.a.b
Level $720$
Weight $6$
Character orbit 720.a
Self dual yes
Analytic conductor $115.476$
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] = [720,6,Mod(1,720)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(720, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0, 0, 0]))
 
N = Newforms(chi, 6, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("720.1");
 
S:= CuspForms(chi, 6);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 720 = 2^{4} \cdot 3^{2} \cdot 5 \)
Weight: \( k \) \(=\) \( 6 \)
Character orbit: \([\chi]\) \(=\) 720.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: \(115.476350265\)
Analytic rank: \(0\)
Dimension: \(1\)
Coefficient field: \(\mathbb{Q}\)
Coefficient ring: \(\mathbb{Z}\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 120)
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)
 
\(f(q)\) \(=\) \( q - 25 q^{5} - 128 q^{7}+O(q^{10}) \) Copy content Toggle raw display \( q - 25 q^{5} - 128 q^{7} - 308 q^{11} - 1058 q^{13} - 1586 q^{17} - 2308 q^{19} + 2656 q^{23} + 625 q^{25} - 1198 q^{29} - 9520 q^{31} + 3200 q^{35} + 4470 q^{37} + 6198 q^{41} + 6332 q^{43} + 14920 q^{47} - 423 q^{49} - 38310 q^{53} + 7700 q^{55} + 11564 q^{59} - 48338 q^{61} + 26450 q^{65} - 56972 q^{67} + 44856 q^{71} - 19446 q^{73} + 39424 q^{77} + 77328 q^{79} + 40364 q^{83} + 39650 q^{85} - 35706 q^{89} + 135424 q^{91} + 57700 q^{95} - 97022 q^{97}+O(q^{100}) \) 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
0 0 0 −25.0000 0 −128.000 0 0 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \(1\)
\(3\) \(-1\)
\(5\) \(1\)

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 720.6.a.b 1
3.b odd 2 1 240.6.a.l 1
4.b odd 2 1 360.6.a.d 1
12.b even 2 1 120.6.a.d 1
24.f even 2 1 960.6.a.s 1
24.h odd 2 1 960.6.a.b 1
60.h even 2 1 600.6.a.e 1
60.l odd 4 2 600.6.f.c 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
120.6.a.d 1 12.b even 2 1
240.6.a.l 1 3.b odd 2 1
360.6.a.d 1 4.b odd 2 1
600.6.a.e 1 60.h even 2 1
600.6.f.c 2 60.l odd 4 2
720.6.a.b 1 1.a even 1 1 trivial
960.6.a.b 1 24.h odd 2 1
960.6.a.s 1 24.f even 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{6}^{\mathrm{new}}(\Gamma_0(720))\):

\( T_{7} + 128 \) Copy content Toggle raw display
\( T_{11} + 308 \) 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
$5$ \( T + 25 \) Copy content Toggle raw display
$7$ \( T + 128 \) Copy content Toggle raw display
$11$ \( T + 308 \) Copy content Toggle raw display
$13$ \( T + 1058 \) Copy content Toggle raw display
$17$ \( T + 1586 \) Copy content Toggle raw display
$19$ \( T + 2308 \) Copy content Toggle raw display
$23$ \( T - 2656 \) Copy content Toggle raw display
$29$ \( T + 1198 \) Copy content Toggle raw display
$31$ \( T + 9520 \) Copy content Toggle raw display
$37$ \( T - 4470 \) Copy content Toggle raw display
$41$ \( T - 6198 \) Copy content Toggle raw display
$43$ \( T - 6332 \) Copy content Toggle raw display
$47$ \( T - 14920 \) Copy content Toggle raw display
$53$ \( T + 38310 \) Copy content Toggle raw display
$59$ \( T - 11564 \) Copy content Toggle raw display
$61$ \( T + 48338 \) Copy content Toggle raw display
$67$ \( T + 56972 \) Copy content Toggle raw display
$71$ \( T - 44856 \) Copy content Toggle raw display
$73$ \( T + 19446 \) Copy content Toggle raw display
$79$ \( T - 77328 \) Copy content Toggle raw display
$83$ \( T - 40364 \) Copy content Toggle raw display
$89$ \( T + 35706 \) Copy content Toggle raw display
$97$ \( T + 97022 \) Copy content Toggle raw display
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