Properties

Label 9280.2.a.co
Level $9280$
Weight $2$
Character orbit 9280.a
Self dual yes
Analytic conductor $74.101$
Analytic rank $1$
Dimension $6$
CM no
Inner twists $1$

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Show commands: Magma / Pari/GP / SageMath

Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [9280,2,Mod(1,9280)] mf = mfinit([N,k,chi],0) lf = mfeigenbasis(mf)
 
Copy content magma://Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code chi := DirichletCharacter("9280.1"); S:= CuspForms(chi, 2); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(9280, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0, 0, 0, 0])) N = Newforms(chi, 2, names="a")
 
Level: \( N \) \(=\) \( 9280 = 2^{6} \cdot 5 \cdot 29 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 9280.a (trivial)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [6,0,1,0,-6,0,-5,0,1,0,4,0,1,0,-1,0,-3,0,8,0,0] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(21)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(74.1011730757\)
Analytic rank: \(1\)
Dimension: \(6\)
Coefficient field: 6.6.39643024.1
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{6} - x^{5} - 9x^{4} + 6x^{3} + 20x^{2} - 4x - 4 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{17}]\)
Coefficient ring index: \( 2 \)
Twist minimal: no (minimal twist has level 4640)
Fricke sign: \(+1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-expansion

Copy content comment:q-expansion
 
Copy content sage:f.q_expansion() # note that sage often uses an isomorphic number field
 
Copy content 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.

\(f(q)\) \(=\) \( q + \beta_1 q^{3} - q^{5} + ( - \beta_{3} - 1) q^{7} + \beta_{2} q^{9} + (\beta_{4} + 1) q^{11} + ( - \beta_{3} + \beta_{2} - \beta_1) q^{13} - \beta_1 q^{15} + ( - \beta_{5} + \beta_{3} + \cdots + \beta_1) q^{17}+ \cdots + (2 \beta_{5} + \beta_{4} + 2 \beta_{2} - 1) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 6 q + q^{3} - 6 q^{5} - 5 q^{7} + q^{9} + 4 q^{11} + q^{13} - q^{15} - 3 q^{17} + 8 q^{19} - 7 q^{23} + 6 q^{25} + 4 q^{27} - 6 q^{29} - 13 q^{31} - 4 q^{33} + 5 q^{35} - 2 q^{37} - 11 q^{39} - 6 q^{41}+ \cdots - 2 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{6} - x^{5} - 9x^{4} + 6x^{3} + 20x^{2} - 4x - 4 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( \nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( \nu^{2} - 3 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( \nu^{3} - 5\nu - 1 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( \nu^{4} - 6\nu^{2} - \nu + 3 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( \nu^{5} - \nu^{4} - 7\nu^{3} + 6\nu^{2} + 8\nu - 4 ) / 2 \) Copy content Toggle raw display
\(\nu\)\(=\) \( \beta_1 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( \beta_{2} + 3 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( \beta_{3} + 5\beta _1 + 1 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( \beta_{4} + 6\beta_{2} + \beta _1 + 15 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( 2\beta_{5} + \beta_{4} + 7\beta_{3} + 28\beta _1 + 8 \) 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.

Copy content comment:embeddings in the coefficient field
 
Copy content 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
−2.31576
−1.50631
−0.386611
0.549882
2.15016
2.50864
0 −2.31576 0 −1.00000 0 0.840026 0 2.36274 0
1.2 0 −1.50631 0 −1.00000 0 −4.11378 0 −0.731033 0
1.3 0 −0.386611 0 −1.00000 0 −1.87527 0 −2.85053 0
1.4 0 0.549882 0 −1.00000 0 2.58314 0 −2.69763 0
1.5 0 2.15016 0 −1.00000 0 0.810187 0 1.62320 0
1.6 0 2.50864 0 −1.00000 0 −3.24431 0 3.29325 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
\(2\) \( +1 \)
\(5\) \( +1 \)
\(29\) \( +1 \)

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 9280.2.a.co 6
4.b odd 2 1 9280.2.a.cm 6
8.b even 2 1 4640.2.a.t 6
8.d odd 2 1 4640.2.a.v yes 6
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
4640.2.a.t 6 8.b even 2 1
4640.2.a.v yes 6 8.d odd 2 1
9280.2.a.cm 6 4.b odd 2 1
9280.2.a.co 6 1.a even 1 1 trivial

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(9280))\):

\( T_{3}^{6} - T_{3}^{5} - 9T_{3}^{4} + 6T_{3}^{3} + 20T_{3}^{2} - 4T_{3} - 4 \) Copy content Toggle raw display
\( T_{7}^{6} + 5T_{7}^{5} - 7T_{7}^{4} - 46T_{7}^{3} + 12T_{7}^{2} + 76T_{7} - 44 \) Copy content Toggle raw display
\( T_{11}^{6} - 4T_{11}^{5} - 24T_{11}^{4} + 120T_{11}^{3} + 44T_{11}^{2} - 744T_{11} + 784 \) Copy content Toggle raw display
\( T_{13}^{6} - T_{13}^{5} - 31T_{13}^{4} - 44T_{13}^{3} + 64T_{13}^{2} + 80T_{13} - 32 \) Copy content Toggle raw display
\( T_{19}^{6} - 8T_{19}^{5} - 4T_{19}^{4} + 72T_{19}^{3} + 108T_{19}^{2} + 24T_{19} - 16 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{6} \) Copy content Toggle raw display
$3$ \( T^{6} - T^{5} - 9 T^{4} + \cdots - 4 \) Copy content Toggle raw display
$5$ \( (T + 1)^{6} \) Copy content Toggle raw display
$7$ \( T^{6} + 5 T^{5} + \cdots - 44 \) Copy content Toggle raw display
$11$ \( T^{6} - 4 T^{5} + \cdots + 784 \) Copy content Toggle raw display
$13$ \( T^{6} - T^{5} + \cdots - 32 \) Copy content Toggle raw display
$17$ \( T^{6} + 3 T^{5} + \cdots + 4 \) Copy content Toggle raw display
$19$ \( T^{6} - 8 T^{5} + \cdots - 16 \) Copy content Toggle raw display
$23$ \( T^{6} + 7 T^{5} + \cdots + 796 \) Copy content Toggle raw display
$29$ \( (T + 1)^{6} \) Copy content Toggle raw display
$31$ \( T^{6} + 13 T^{5} + \cdots + 1772 \) Copy content Toggle raw display
$37$ \( T^{6} + 2 T^{5} + \cdots + 1328 \) Copy content Toggle raw display
$41$ \( T^{6} + 6 T^{5} + \cdots - 1408 \) Copy content Toggle raw display
$43$ \( T^{6} - 15 T^{5} + \cdots + 13252 \) Copy content Toggle raw display
$47$ \( T^{6} + 2 T^{5} + \cdots - 71616 \) Copy content Toggle raw display
$53$ \( T^{6} + 5 T^{5} + \cdots + 96 \) Copy content Toggle raw display
$59$ \( T^{6} - 21 T^{5} + \cdots + 46064 \) Copy content Toggle raw display
$61$ \( T^{6} + 7 T^{5} + \cdots - 2464 \) Copy content Toggle raw display
$67$ \( T^{6} - 6 T^{5} + \cdots - 256 \) Copy content Toggle raw display
$71$ \( T^{6} + 32 T^{5} + \cdots - 21504 \) Copy content Toggle raw display
$73$ \( T^{6} - 5 T^{5} + \cdots + 12724 \) Copy content Toggle raw display
$79$ \( T^{6} + 23 T^{5} + \cdots - 11292 \) Copy content Toggle raw display
$83$ \( T^{6} - 4 T^{5} + \cdots - 571536 \) Copy content Toggle raw display
$89$ \( T^{6} + 18 T^{5} + \cdots + 1728 \) Copy content Toggle raw display
$97$ \( T^{6} - 3 T^{5} + \cdots - 5084732 \) Copy content Toggle raw display
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