Properties

Label 1296.4.a.bd
Level $1296$
Weight $4$
Character orbit 1296.a
Self dual yes
Analytic conductor $76.466$
Analytic rank $0$
Dimension $5$
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] = [1296,4,Mod(1,1296)] 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("1296.1"); S:= CuspForms(chi, 4); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(1296, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0, 0, 0])) N = Newforms(chi, 4, names="a")
 
Level: \( N \) \(=\) \( 1296 = 2^{4} \cdot 3^{4} \)
Weight: \( k \) \(=\) \( 4 \)
Character orbit: \([\chi]\) \(=\) 1296.a (trivial)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [5,0,0,0,5,0,-3] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(7)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(76.4664753674\)
Analytic rank: \(0\)
Dimension: \(5\)
Coefficient field: \(\mathbb{Q}[x]/(x^{5} - \cdots)\)
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{5} - x^{4} - 19x^{3} + 4x^{2} + 81x + 12 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{11}]\)
Coefficient ring index: \( 2^{4}\cdot 3^{4} \)
Twist minimal: no (minimal twist has level 72)
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 \(1,\beta_1,\beta_2,\beta_3,\beta_4\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + (\beta_{2} + 1) q^{5} + ( - \beta_1 - 1) q^{7} + (\beta_{4} - 2 \beta_{2} + 5) q^{11} + (\beta_{4} - \beta_{3} + \beta_{2} + \cdots + 7) q^{13} + (\beta_{4} - \beta_{3} + 3 \beta_{2} + 6) q^{17} + (2 \beta_{4} - \beta_{3} + 2 \beta_{2} + \cdots - 12) q^{19}+ \cdots + (11 \beta_{4} - 7 \beta_{3} + \cdots + 577) q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 5 q + 5 q^{5} - 3 q^{7} + 25 q^{11} + 29 q^{13} + 28 q^{17} - 64 q^{19} - 89 q^{23} + 322 q^{25} + 129 q^{29} - 241 q^{31} + 243 q^{35} + 366 q^{37} + 171 q^{41} - 803 q^{43} + 477 q^{47} + 1072 q^{49}+ \cdots + 2875 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{5} - x^{4} - 19x^{3} + 4x^{2} + 81x + 12 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( 2\nu^{4} - 7\nu^{3} - 14\nu^{2} + 43\nu - 19 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( 2\nu^{4} - 7\nu^{3} - 20\nu^{2} + 49\nu + 27 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( 6\nu^{4} - 18\nu^{3} - 60\nu^{2} + 126\nu + 58 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( 10\nu^{4} - 38\nu^{3} - 88\nu^{2} + 290\nu + 60 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{4} + \beta_{3} - 6\beta_{2} - 2\beta _1 + 6 ) / 36 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( \beta_{4} + \beta_{3} - 12\beta_{2} + 4\beta _1 + 282 ) / 36 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 7\beta_{4} + 19\beta_{3} - 78\beta_{2} - 14\beta _1 + 318 ) / 36 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( 5\beta_{4} + 26\beta_{3} - 114\beta_{2} + 20\beta _1 + 1650 ) / 18 \) 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
4.16963
2.50994
−2.71954
−2.80998
−0.150045
0 0 0 −18.3184 0 −14.9787 0 0 0
1.2 0 0 0 −6.31871 0 29.5796 0 0 0
1.3 0 0 0 −2.98196 0 −11.7109 0 0 0
1.4 0 0 0 12.3969 0 −30.6325 0 0 0
1.5 0 0 0 20.2222 0 24.7425 0 0 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1.5
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \( +1 \)
\(3\) \( +1 \)

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 1296.4.a.bd 5
3.b odd 2 1 1296.4.a.bc 5
4.b odd 2 1 648.4.a.l 5
9.c even 3 2 144.4.i.f 10
9.d odd 6 2 432.4.i.f 10
12.b even 2 1 648.4.a.k 5
36.f odd 6 2 72.4.i.b 10
36.h even 6 2 216.4.i.b 10
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
72.4.i.b 10 36.f odd 6 2
144.4.i.f 10 9.c even 3 2
216.4.i.b 10 36.h even 6 2
432.4.i.f 10 9.d odd 6 2
648.4.a.k 5 12.b even 2 1
648.4.a.l 5 4.b odd 2 1
1296.4.a.bc 5 3.b odd 2 1
1296.4.a.bd 5 1.a even 1 1 trivial

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{5}^{5} - 5T_{5}^{4} - 461T_{5}^{3} + 1097T_{5}^{2} + 36176T_{5} + 86528 \) acting on \(S_{4}^{\mathrm{new}}(\Gamma_0(1296))\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{5} \) Copy content Toggle raw display
$3$ \( T^{5} \) Copy content Toggle raw display
$5$ \( T^{5} - 5 T^{4} + \cdots + 86528 \) Copy content Toggle raw display
$7$ \( T^{5} + 3 T^{4} + \cdots + 3932604 \) Copy content Toggle raw display
$11$ \( T^{5} - 25 T^{4} + \cdots + 2450383 \) Copy content Toggle raw display
$13$ \( T^{5} - 29 T^{4} + \cdots + 11723252 \) Copy content Toggle raw display
$17$ \( T^{5} - 28 T^{4} + \cdots - 465026264 \) Copy content Toggle raw display
$19$ \( T^{5} + 64 T^{4} + \cdots + 219796928 \) Copy content Toggle raw display
$23$ \( T^{5} + \cdots + 54657912052 \) Copy content Toggle raw display
$29$ \( T^{5} + \cdots + 2405376324 \) Copy content Toggle raw display
$31$ \( T^{5} + \cdots + 2225150096 \) Copy content Toggle raw display
$37$ \( T^{5} + \cdots - 525481299072 \) Copy content Toggle raw display
$41$ \( T^{5} - 171 T^{4} + \cdots + 816147765 \) Copy content Toggle raw display
$43$ \( T^{5} + \cdots - 236167016117 \) Copy content Toggle raw display
$47$ \( T^{5} + \cdots + 134565454332 \) Copy content Toggle raw display
$53$ \( T^{5} + \cdots - 758189779072 \) Copy content Toggle raw display
$59$ \( T^{5} + \cdots + 804795801121 \) Copy content Toggle raw display
$61$ \( T^{5} + \cdots - 4452174344512 \) Copy content Toggle raw display
$67$ \( T^{5} + \cdots + 6065728349525 \) Copy content Toggle raw display
$71$ \( T^{5} + \cdots - 24420797440 \) Copy content Toggle raw display
$73$ \( T^{5} + \cdots + 28702127905256 \) Copy content Toggle raw display
$79$ \( T^{5} + \cdots - 85346901126224 \) Copy content Toggle raw display
$83$ \( T^{5} + \cdots - 70154840960560 \) Copy content Toggle raw display
$89$ \( T^{5} + \cdots + 887800297007520 \) Copy content Toggle raw display
$97$ \( T^{5} + \cdots + 27675431349397 \) Copy content Toggle raw display
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