Properties

Label 9660.2.a.w
Level $9660$
Weight $2$
Character orbit 9660.a
Self dual yes
Analytic conductor $77.135$
Analytic rank $1$
Dimension $6$
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] = [9660,2,Mod(1,9660)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(9660, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 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("9660.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 9660 = 2^{2} \cdot 3 \cdot 5 \cdot 7 \cdot 23 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 9660.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: \(77.1354883526\)
Analytic rank: \(1\)
Dimension: \(6\)
Coefficient field: \(\mathbb{Q}[x]/(x^{6} - \cdots)\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{6} - 3x^{5} - 9x^{4} + 16x^{3} + 21x^{2} - 15x + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{13}]\)
Coefficient ring index: \( 2 \)
Twist minimal: yes
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)
 

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\ldots,\beta_{5}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + q^{3} - q^{5} - q^{7} + q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + q^{3} - q^{5} - q^{7} + q^{9} + \beta_{2} q^{11} + ( - \beta_1 - 1) q^{13} - q^{15} + ( - \beta_{5} - \beta_{2} + \beta_1) q^{17} + ( - \beta_{4} + \beta_1) q^{19} - q^{21} - q^{23} + q^{25} + q^{27} + (\beta_{5} + \beta_{4} - \beta_1 + 1) q^{29} + (\beta_{5} - \beta_{2} + 1) q^{31} + \beta_{2} q^{33} + q^{35} + (\beta_{5} + \beta_{4} - 2) q^{37} + ( - \beta_1 - 1) q^{39} + (\beta_{5} - 2 \beta_{3} + 1) q^{41} + ( - 2 \beta_{5} + \beta_{4} + \beta_{3}) q^{43} - q^{45} + (\beta_{5} + \beta_{4} + \beta_{3} + \cdots - 1) q^{47}+ \cdots + \beta_{2} q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 6 q + 6 q^{3} - 6 q^{5} - 6 q^{7} + 6 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 6 q + 6 q^{3} - 6 q^{5} - 6 q^{7} + 6 q^{9} - 3 q^{13} - 6 q^{15} - 3 q^{17} - 6 q^{21} - 6 q^{23} + 6 q^{25} + 6 q^{27} + 6 q^{29} + 6 q^{31} + 6 q^{35} - 15 q^{37} - 3 q^{39} + 6 q^{41} - 3 q^{43} - 6 q^{45} - 9 q^{47} + 6 q^{49} - 3 q^{51} - 3 q^{53} + 6 q^{59} - 18 q^{61} - 6 q^{63} + 3 q^{65} - 9 q^{67} - 6 q^{69} - 9 q^{73} + 6 q^{75} - 18 q^{79} + 6 q^{81} - 3 q^{83} + 3 q^{85} + 6 q^{87} - 6 q^{89} + 3 q^{91} + 6 q^{93} - 24 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{6} - 3x^{5} - 9x^{4} + 16x^{3} + 21x^{2} - 15x + 1 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu^{2} - 2\nu - 4 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( \nu^{5} - 4\nu^{4} - 3\nu^{3} + 13\nu^{2} - 2\nu + 1 ) / 2 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( \nu^{5} - 4\nu^{4} - 5\nu^{3} + 19\nu^{2} + 8\nu - 11 ) / 2 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( -\nu^{5} + 2\nu^{4} + 13\nu^{3} - 11\nu^{2} - 36\nu + 5 ) / 2 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( \nu^{5} - 2\nu^{4} - 13\nu^{3} + 13\nu^{2} + 36\nu - 15 ) / 2 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{5} + \beta_{4} - \beta _1 + 1 ) / 2 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{5} + \beta_{4} + 5 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 11\beta_{5} + 11\beta_{4} - 2\beta_{3} + 2\beta_{2} - 5\beta _1 + 23 ) / 2 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( 19\beta_{5} + 18\beta_{4} - 5\beta_{3} + 4\beta_{2} - 3\beta _1 + 56 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( 161\beta_{5} + 153\beta_{4} - 46\beta_{3} + 42\beta_{2} - 41\beta _1 + 387 ) / 2 \) 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
2.08392
−1.91856
0.0749641
0.491249
3.97644
−1.70802
0 1.00000 0 −1.00000 0 −1.00000 0 1.00000 0
1.2 0 1.00000 0 −1.00000 0 −1.00000 0 1.00000 0
1.3 0 1.00000 0 −1.00000 0 −1.00000 0 1.00000 0
1.4 0 1.00000 0 −1.00000 0 −1.00000 0 1.00000 0
1.5 0 1.00000 0 −1.00000 0 −1.00000 0 1.00000 0
1.6 0 1.00000 0 −1.00000 0 −1.00000 0 1.00000 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1.6
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \(-1\)
\(3\) \(-1\)
\(5\) \(1\)
\(7\) \(1\)
\(23\) \(1\)

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 9660.2.a.w 6
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
9660.2.a.w 6 1.a even 1 1 trivial

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{11}^{6} - 30T_{11}^{4} + 21T_{11}^{3} + 174T_{11}^{2} - 264T_{11} + 84 \) acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(9660))\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{6} \) Copy content Toggle raw display
$3$ \( (T - 1)^{6} \) Copy content Toggle raw display
$5$ \( (T + 1)^{6} \) Copy content Toggle raw display
$7$ \( (T + 1)^{6} \) Copy content Toggle raw display
$11$ \( T^{6} - 30 T^{4} + \cdots + 84 \) Copy content Toggle raw display
$13$ \( T^{6} + 3 T^{5} + \cdots - 2432 \) Copy content Toggle raw display
$17$ \( T^{6} + 3 T^{5} + \cdots + 144 \) Copy content Toggle raw display
$19$ \( T^{6} - 42 T^{4} + \cdots - 600 \) Copy content Toggle raw display
$23$ \( (T + 1)^{6} \) Copy content Toggle raw display
$29$ \( T^{6} - 6 T^{5} + \cdots + 64 \) Copy content Toggle raw display
$31$ \( T^{6} - 6 T^{5} + \cdots + 8512 \) Copy content Toggle raw display
$37$ \( T^{6} + 15 T^{5} + \cdots - 15000 \) Copy content Toggle raw display
$41$ \( T^{6} - 6 T^{5} + \cdots + 30216 \) Copy content Toggle raw display
$43$ \( T^{6} + 3 T^{5} + \cdots - 52992 \) Copy content Toggle raw display
$47$ \( T^{6} + 9 T^{5} + \cdots - 242816 \) Copy content Toggle raw display
$53$ \( T^{6} + 3 T^{5} + \cdots - 1300784 \) Copy content Toggle raw display
$59$ \( T^{6} - 6 T^{5} + \cdots - 77516 \) Copy content Toggle raw display
$61$ \( T^{6} + 18 T^{5} + \cdots + 2248 \) Copy content Toggle raw display
$67$ \( T^{6} + 9 T^{5} + \cdots - 134528 \) Copy content Toggle raw display
$71$ \( T^{6} - 132 T^{4} + \cdots + 4864 \) Copy content Toggle raw display
$73$ \( T^{6} + 9 T^{5} + \cdots - 865032 \) Copy content Toggle raw display
$79$ \( T^{6} + 18 T^{5} + \cdots + 137952 \) Copy content Toggle raw display
$83$ \( T^{6} + 3 T^{5} + \cdots + 79488 \) Copy content Toggle raw display
$89$ \( T^{6} + 6 T^{5} + \cdots - 25088 \) Copy content Toggle raw display
$97$ \( T^{6} + 24 T^{5} + \cdots - 394112 \) Copy content Toggle raw display
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