Properties

Label 960.4.a.y
Level $960$
Weight $4$
Character orbit 960.a
Self dual yes
Analytic conductor $56.642$
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] = [960,4,Mod(1,960)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(960, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0, 0, 0]))
 
N = Newforms(chi, 4, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("960.1");
 
S:= CuspForms(chi, 4);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 960 = 2^{6} \cdot 3 \cdot 5 \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 960.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: \(56.6418336055\)
Analytic rank: \(1\)
Dimension: \(1\)
Coefficient field: \(\mathbb{Q}\)
Coefficient ring: \(\mathbb{Z}\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 480)
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)
 
\(f(q)\) \(=\) \( q + 3 q^{3} - 5 q^{5} + 12 q^{7} + 9 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + 3 q^{3} - 5 q^{5} + 12 q^{7} + 9 q^{9} - 24 q^{11} - 38 q^{13} - 15 q^{15} - 6 q^{17} + 104 q^{19} + 36 q^{21} - 100 q^{23} + 25 q^{25} + 27 q^{27} - 230 q^{29} + 56 q^{31} - 72 q^{33} - 60 q^{35} - 190 q^{37} - 114 q^{39} + 202 q^{41} - 148 q^{43} - 45 q^{45} - 124 q^{47} - 199 q^{49} - 18 q^{51} - 206 q^{53} + 120 q^{55} + 312 q^{57} - 128 q^{59} - 190 q^{61} + 108 q^{63} + 190 q^{65} - 204 q^{67} - 300 q^{69} + 440 q^{71} + 1210 q^{73} + 75 q^{75} - 288 q^{77} - 816 q^{79} + 81 q^{81} - 1412 q^{83} + 30 q^{85} - 690 q^{87} - 214 q^{89} - 456 q^{91} + 168 q^{93} - 520 q^{95} + 1202 q^{97} - 216 q^{99}+O(q^{100}) \) 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 3.00000 0 −5.00000 0 12.0000 0 9.00000 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 960.4.a.y 1
4.b odd 2 1 960.4.a.d 1
8.b even 2 1 480.4.a.e 1
8.d odd 2 1 480.4.a.j yes 1
24.f even 2 1 1440.4.a.d 1
24.h odd 2 1 1440.4.a.g 1
40.e odd 2 1 2400.4.a.g 1
40.f even 2 1 2400.4.a.p 1
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
480.4.a.e 1 8.b even 2 1
480.4.a.j yes 1 8.d odd 2 1
960.4.a.d 1 4.b odd 2 1
960.4.a.y 1 1.a even 1 1 trivial
1440.4.a.d 1 24.f even 2 1
1440.4.a.g 1 24.h odd 2 1
2400.4.a.g 1 40.e odd 2 1
2400.4.a.p 1 40.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 \(S_{4}^{\mathrm{new}}(\Gamma_0(960))\):

\( T_{7} - 12 \) Copy content Toggle raw display
\( T_{11} + 24 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T \) Copy content Toggle raw display
$3$ \( T - 3 \) Copy content Toggle raw display
$5$ \( T + 5 \) Copy content Toggle raw display
$7$ \( T - 12 \) Copy content Toggle raw display
$11$ \( T + 24 \) Copy content Toggle raw display
$13$ \( T + 38 \) Copy content Toggle raw display
$17$ \( T + 6 \) Copy content Toggle raw display
$19$ \( T - 104 \) Copy content Toggle raw display
$23$ \( T + 100 \) Copy content Toggle raw display
$29$ \( T + 230 \) Copy content Toggle raw display
$31$ \( T - 56 \) Copy content Toggle raw display
$37$ \( T + 190 \) Copy content Toggle raw display
$41$ \( T - 202 \) Copy content Toggle raw display
$43$ \( T + 148 \) Copy content Toggle raw display
$47$ \( T + 124 \) Copy content Toggle raw display
$53$ \( T + 206 \) Copy content Toggle raw display
$59$ \( T + 128 \) Copy content Toggle raw display
$61$ \( T + 190 \) Copy content Toggle raw display
$67$ \( T + 204 \) Copy content Toggle raw display
$71$ \( T - 440 \) Copy content Toggle raw display
$73$ \( T - 1210 \) Copy content Toggle raw display
$79$ \( T + 816 \) Copy content Toggle raw display
$83$ \( T + 1412 \) Copy content Toggle raw display
$89$ \( T + 214 \) Copy content Toggle raw display
$97$ \( T - 1202 \) Copy content Toggle raw display
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