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Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [288,10,Mod(1,288)] 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("288.1"); S:= CuspForms(chi, 10); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(288, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0, 0, 0])) N = Newforms(chi, 10, names="a")
 
Level: \( N \) \(=\) \( 288 = 2^{5} \cdot 3^{2} \)
Weight: \( k \) \(=\) \( 10 \)
Character orbit: \([\chi]\) \(=\) 288.a (trivial)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [4,0,0,0,0,0,0,0,0,0,83840] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(11)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(148.330320815\)
Analytic rank: \(0\)
Dimension: \(4\)
Coefficient field: \(\mathbb{Q}[x]/(x^{4} - \cdots)\)
Copy content comment:defining polynomial
 
Copy content gp:f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{4} - 2x^{3} - 45829x^{2} + 45830x + 94023351 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{7}]\)
Coefficient ring index: \( 2^{14}\cdot 3^{2} \)
Twist minimal: yes
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 \(1,\beta_1,\beta_2,\beta_3\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q - \beta_1 q^{5} + (\beta_{2} + \beta_1) q^{7} + ( - \beta_{3} + 20960) q^{11} + ( - 2 \beta_{3} + 41914) q^{13} + (32 \beta_{2} + 30 \beta_1) q^{17} + (6 \beta_{2} - 122 \beta_1) q^{19} + ( - 14 \beta_{3} + 295488) q^{23}+ \cdots + ( - 856 \beta_{3} - 1243538) q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q + 83840 q^{11} + 167656 q^{13} + 1181952 q^{23} + 3017132 q^{25} - 15366784 q^{35} - 20265992 q^{37} + 52473088 q^{47} - 567324 q^{49} + 38492416 q^{59} + 172363992 q^{61} - 196785152 q^{71} - 135464424 q^{73}+ \cdots - 4974152 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{4} - 2x^{3} - 45829x^{2} + 45830x + 94023351 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( 16\nu^{3} - 24\nu^{2} - 768880\nu + 384444 ) / 15939 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( 16\nu^{3} - 24\nu^{2} - 513856\nu + 256932 ) / 5313 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( 192\nu^{2} - 192\nu - 4399680 ) / 77 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{2} - 3\beta _1 + 24 ) / 48 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( 77\beta_{3} + 4\beta_{2} - 12\beta _1 + 4399776 ) / 192 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 231\beta_{3} + 384452\beta_{2} - 770820\beta _1 + 13199232 ) / 384 \) 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
−45.8997
−208.492
209.492
46.8997
0 0 0 −2138.03 0 6324.93 0 0 0
1.2 0 0 0 −918.506 0 −6357.58 0 0 0
1.3 0 0 0 918.506 0 6357.58 0 0 0
1.4 0 0 0 2138.03 0 −6324.93 0 0 0
\(n\): e.g. 2-40 or 80-90
Significant digits:
Format:

Atkin-Lehner signs

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

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
12.b even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 288.10.a.r yes 4
3.b odd 2 1 288.10.a.q 4
4.b odd 2 1 288.10.a.q 4
12.b even 2 1 inner 288.10.a.r yes 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
288.10.a.q 4 3.b odd 2 1
288.10.a.q 4 4.b odd 2 1
288.10.a.r yes 4 1.a even 1 1 trivial
288.10.a.r yes 4 12.b even 2 1 inner

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{10}^{\mathrm{new}}(\Gamma_0(288))\):

\( T_{5}^{4} - 5414816T_{5}^{2} + 3856474835200 \) Copy content Toggle raw display
\( T_{7}^{4} - 80423552T_{7}^{2} + 1616944045330432 \) Copy content Toggle raw display
\( T_{11}^{2} - 41920T_{11} - 2240912384 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{4} \) Copy content Toggle raw display
$3$ \( T^{4} \) Copy content Toggle raw display
$5$ \( T^{4} + \cdots + 3856474835200 \) Copy content Toggle raw display
$7$ \( T^{4} + \cdots + 16\!\cdots\!32 \) Copy content Toggle raw display
$11$ \( (T^{2} - 41920 T - 2240912384)^{2} \) Copy content Toggle raw display
$13$ \( (T^{2} - 83828 T - 8964152540)^{2} \) Copy content Toggle raw display
$17$ \( T^{4} + \cdots + 16\!\cdots\!28 \) Copy content Toggle raw display
$19$ \( T^{4} + \cdots + 13\!\cdots\!68 \) Copy content Toggle raw display
$23$ \( (T^{2} - 590976 T - 438012702720)^{2} \) Copy content Toggle raw display
$29$ \( T^{4} + \cdots + 87\!\cdots\!68 \) Copy content Toggle raw display
$31$ \( T^{4} + \cdots + 32\!\cdots\!72 \) Copy content Toggle raw display
$37$ \( (T^{2} + \cdots - 131295821054972)^{2} \) Copy content Toggle raw display
$41$ \( T^{4} + \cdots + 45\!\cdots\!08 \) Copy content Toggle raw display
$43$ \( T^{4} + \cdots + 13\!\cdots\!92 \) Copy content Toggle raw display
$47$ \( (T^{2} + \cdots - 735770515730432)^{2} \) Copy content Toggle raw display
$53$ \( T^{4} + \cdots + 18\!\cdots\!00 \) Copy content Toggle raw display
$59$ \( (T^{2} + \cdots + 11457366495232)^{2} \) Copy content Toggle raw display
$61$ \( (T^{2} + \cdots - 92\!\cdots\!92)^{2} \) Copy content Toggle raw display
$67$ \( T^{4} + \cdots + 78\!\cdots\!08 \) Copy content Toggle raw display
$71$ \( (T^{2} + \cdots - 32\!\cdots\!32)^{2} \) Copy content Toggle raw display
$73$ \( (T^{2} + \cdots - 51\!\cdots\!80)^{2} \) Copy content Toggle raw display
$79$ \( T^{4} + \cdots + 12\!\cdots\!32 \) Copy content Toggle raw display
$83$ \( (T^{2} + \cdots - 89\!\cdots\!84)^{2} \) Copy content Toggle raw display
$89$ \( T^{4} + \cdots + 11\!\cdots\!00 \) Copy content Toggle raw display
$97$ \( (T^{2} + \cdots - 19\!\cdots\!80)^{2} \) Copy content Toggle raw display
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