Properties

Label 504.8.a.k
Level $504$
Weight $8$
Character orbit 504.a
Self dual yes
Analytic conductor $157.442$
Analytic rank $0$
Dimension $3$
CM no
Inner twists $1$

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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [504,8,Mod(1,504)] 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("504.1"); S:= CuspForms(chi, 8); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(504, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0, 0, 0, 0])) N = Newforms(chi, 8, names="a")
 
Level: \( N \) \(=\) \( 504 = 2^{3} \cdot 3^{2} \cdot 7 \)
Weight: \( k \) \(=\) \( 8 \)
Character orbit: \([\chi]\) \(=\) 504.a (trivial)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [3,0,0,0,-138] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(5)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(157.442052844\)
Analytic rank: \(0\)
Dimension: \(3\)
Coefficient field: 3.3.3109313.1
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{3} - x^{2} - 384x + 1148 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{11}]\)
Coefficient ring index: \( 2^{4}\cdot 3^{3} \)
Twist minimal: no (minimal twist has level 56)
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 \(1,\beta_1,\beta_2\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + (\beta_1 - 46) q^{5} + 343 q^{7} + ( - 9 \beta_{2} - 9 \beta_1 - 684) q^{11} + ( - 10 \beta_{2} - \beta_1 + 3350) q^{13} + (56 \beta_{2} + 18 \beta_1 - 11314) q^{17} + ( - 23 \beta_{2} - 46 \beta_1 + 13092) q^{19}+ \cdots + (17070 \beta_{2} + 3832 \beta_1 + 816146) q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 3 q - 138 q^{5} + 1029 q^{7} - 2052 q^{11} + 10050 q^{13} - 33942 q^{17} + 39276 q^{19} - 64128 q^{23} + 201549 q^{25} - 255522 q^{29} + 146880 q^{31} - 47334 q^{35} + 820794 q^{37} - 744798 q^{41} - 523500 q^{43}+ \cdots + 2448438 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{3} - x^{2} - 384x + 1148 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( 3\nu^{2} + 99\nu - 802 ) / 4 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( -9\nu^{2} - 9\nu + 2310 ) / 4 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{2} + 3\beta _1 + 24 ) / 72 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( -11\beta_{2} - \beta _1 + 6152 ) / 24 \) 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
−20.4832
3.03860
18.4446
0 0 0 −438.788 0 343.000 0 0 0
1.2 0 0 0 −164.370 0 343.000 0 0 0
1.3 0 0 0 465.158 0 343.000 0 0 0
\(n\): e.g. 2-40 or 80-90
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \( +1 \)
\(3\) \( -1 \)
\(7\) \( -1 \)

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 504.8.a.k 3
3.b odd 2 1 56.8.a.e 3
12.b even 2 1 112.8.a.k 3
21.c even 2 1 392.8.a.f 3
24.f even 2 1 448.8.a.x 3
24.h odd 2 1 448.8.a.u 3
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
56.8.a.e 3 3.b odd 2 1
112.8.a.k 3 12.b even 2 1
392.8.a.f 3 21.c even 2 1
448.8.a.u 3 24.h odd 2 1
448.8.a.x 3 24.f even 2 1
504.8.a.k 3 1.a even 1 1 trivial

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{5}^{3} + 138T_{5}^{2} - 208440T_{5} - 33548800 \) acting on \(S_{8}^{\mathrm{new}}(\Gamma_0(504))\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{3} \) Copy content Toggle raw display
$3$ \( T^{3} \) Copy content Toggle raw display
$5$ \( T^{3} + 138 T^{2} + \cdots - 33548800 \) Copy content Toggle raw display
$7$ \( (T - 343)^{3} \) Copy content Toggle raw display
$11$ \( T^{3} + \cdots - 84330160128 \) Copy content Toggle raw display
$13$ \( T^{3} + \cdots + 72413129088 \) Copy content Toggle raw display
$17$ \( T^{3} + \cdots - 9430557450200 \) Copy content Toggle raw display
$19$ \( T^{3} + \cdots + 1167232610288 \) Copy content Toggle raw display
$23$ \( T^{3} + \cdots - 44561003855872 \) Copy content Toggle raw display
$29$ \( T^{3} + \cdots - 45\!\cdots\!32 \) Copy content Toggle raw display
$31$ \( T^{3} + \cdots + 35\!\cdots\!40 \) Copy content Toggle raw display
$37$ \( T^{3} + \cdots - 12\!\cdots\!92 \) Copy content Toggle raw display
$41$ \( T^{3} + \cdots - 31\!\cdots\!48 \) Copy content Toggle raw display
$43$ \( T^{3} + \cdots - 25\!\cdots\!88 \) Copy content Toggle raw display
$47$ \( T^{3} + \cdots + 96\!\cdots\!44 \) Copy content Toggle raw display
$53$ \( T^{3} + \cdots - 95\!\cdots\!16 \) Copy content Toggle raw display
$59$ \( T^{3} + \cdots + 15\!\cdots\!96 \) Copy content Toggle raw display
$61$ \( T^{3} + \cdots - 35\!\cdots\!40 \) Copy content Toggle raw display
$67$ \( T^{3} + \cdots - 64\!\cdots\!84 \) Copy content Toggle raw display
$71$ \( T^{3} + \cdots + 87\!\cdots\!96 \) Copy content Toggle raw display
$73$ \( T^{3} + \cdots - 21\!\cdots\!88 \) Copy content Toggle raw display
$79$ \( T^{3} + \cdots - 13\!\cdots\!08 \) Copy content Toggle raw display
$83$ \( T^{3} + \cdots - 14\!\cdots\!88 \) Copy content Toggle raw display
$89$ \( T^{3} + \cdots + 25\!\cdots\!16 \) Copy content Toggle raw display
$97$ \( T^{3} + \cdots - 68\!\cdots\!68 \) Copy content Toggle raw display
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