Properties

Label 80.22.a.h
Level $80$
Weight $22$
Character orbit 80.a
Self dual yes
Analytic conductor $223.582$
Analytic rank $0$
Dimension $4$
CM no
Inner twists $1$

Related objects

Downloads

Learn more

Show commands: Magma / Pari/GP / SageMath

Newspace parameters

Copy content comment:Compute space of new eigenforms
 
Copy content gp:[N,k,chi] = [80,22,Mod(1,80)] 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("80.1"); S:= CuspForms(chi, 22); N := Newforms(S);
 
Copy content sage:from sage.modular.dirichlet import DirichletCharacter H = DirichletGroup(80, base_ring=CyclotomicField(2)) chi = DirichletCharacter(H, H._module([0, 0, 0])) N = Newforms(chi, 22, names="a")
 
Level: \( N \) \(=\) \( 80 = 2^{4} \cdot 5 \)
Weight: \( k \) \(=\) \( 22 \)
Character orbit: \([\chi]\) \(=\) 80.a (trivial)

Newform invariants

Copy content comment:select newform
 
Copy content sage:traces = [4,0,83240] f = next(g for g in N if [g.coefficient(i+1).trace() for i in range(3)] == traces)
 
Copy content gp:f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(223.581875430\)
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: \( x^{4} - x^{3} - 39396895x^{2} + 10754000272x + 339264711383190 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{11}]\)
Coefficient ring index: \( 2^{24}\cdot 3^{2}\cdot 5^{2}\cdot 7 \)
Twist minimal: no (minimal twist has level 20)
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.

\(f(q)\) \(=\) \( q + (\beta_1 + 20810) q^{3} - 9765625 q^{5} + (\beta_{3} + 7 \beta_{2} + \cdots + 4815430) q^{7} + ( - 5 \beta_{3} - 244 \beta_{2} + \cdots + 4811910961) q^{9} + (65 \beta_{3} - 877 \beta_{2} + \cdots + 47979998880) q^{11}+ \cdots + ( - 930540443295 \beta_{3} + \cdots + 10\!\cdots\!80) q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q + 83240 q^{3} - 39062500 q^{5} + 19261720 q^{7} + 19247643844 q^{9} + 191919995520 q^{11} - 1000731680440 q^{13} - 812890625000 q^{15} - 7498410237720 q^{17} + 12218703080656 q^{19} + 12405874717424 q^{21}+ \cdots + 43\!\cdots\!20 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{4} - x^{3} - 39396895x^{2} + 10754000272x + 339264711383190 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( 3152\nu^{3} + 18028576\nu^{2} - 56806176576\nu - 329791438416320 ) / 386602825 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( -1800368\nu^{3} - 5273737184\nu^{2} + 36096552309184\nu + 89407740439146880 ) / 386602825 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( -24125712\nu^{3} - 107849213856\nu^{2} + 539834093729856\nu + 1930454069052793920 ) / 386602825 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{3} - 6\beta_{2} + 4227\beta _1 + 53760 ) / 215040 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( -1453\beta_{3} + 41814\beta_{2} + 12762033\beta _1 + 8471908408320 ) / 430080 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 3168235\beta_{3} - 32530842\beta_{2} + 9436826457\beta _1 - 246864461798400 ) / 30720 \) 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
−3248.34
4225.52
−5483.62
4507.44
0 −142328. 0 −9.76562e6 0 −7.69825e8 0 9.79697e9 0
1.2 0 −5365.82 0 −9.76562e6 0 1.42026e9 0 −1.04316e10 0
1.3 0 31390.6 0 −9.76562e6 0 −2.16499e8 0 −9.47498e9 0
1.4 0 199543. 0 −9.76562e6 0 −4.14672e8 0 2.93572e10 0
\(n\): e.g. 2-40 or 80-90
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \( -1 \)
\(5\) \( +1 \)

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 80.22.a.h 4
4.b odd 2 1 20.22.a.b 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
20.22.a.b 4 4.b odd 2 1
80.22.a.h 4 1.a even 1 1 trivial

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{3}^{4} - 83240T_{3}^{3} - 27080079528T_{3}^{2} + 748758571198560T_{3} + 4783704534323137296 \) acting on \(S_{22}^{\mathrm{new}}(\Gamma_0(80))\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{4} \) Copy content Toggle raw display
$3$ \( T^{4} + \cdots + 47\!\cdots\!96 \) Copy content Toggle raw display
$5$ \( (T + 9765625)^{4} \) Copy content Toggle raw display
$7$ \( T^{4} + \cdots - 98\!\cdots\!24 \) Copy content Toggle raw display
$11$ \( T^{4} + \cdots - 10\!\cdots\!00 \) Copy content Toggle raw display
$13$ \( T^{4} + \cdots - 18\!\cdots\!64 \) Copy content Toggle raw display
$17$ \( T^{4} + \cdots + 62\!\cdots\!76 \) Copy content Toggle raw display
$19$ \( T^{4} + \cdots + 60\!\cdots\!16 \) Copy content Toggle raw display
$23$ \( T^{4} + \cdots + 13\!\cdots\!36 \) Copy content Toggle raw display
$29$ \( T^{4} + \cdots - 26\!\cdots\!84 \) Copy content Toggle raw display
$31$ \( T^{4} + \cdots + 25\!\cdots\!56 \) Copy content Toggle raw display
$37$ \( T^{4} + \cdots + 12\!\cdots\!56 \) Copy content Toggle raw display
$41$ \( T^{4} + \cdots - 33\!\cdots\!24 \) Copy content Toggle raw display
$43$ \( T^{4} + \cdots + 44\!\cdots\!00 \) Copy content Toggle raw display
$47$ \( T^{4} + \cdots - 57\!\cdots\!04 \) Copy content Toggle raw display
$53$ \( T^{4} + \cdots + 55\!\cdots\!16 \) Copy content Toggle raw display
$59$ \( T^{4} + \cdots + 73\!\cdots\!96 \) Copy content Toggle raw display
$61$ \( T^{4} + \cdots - 17\!\cdots\!64 \) Copy content Toggle raw display
$67$ \( T^{4} + \cdots + 49\!\cdots\!56 \) Copy content Toggle raw display
$71$ \( T^{4} + \cdots - 24\!\cdots\!84 \) Copy content Toggle raw display
$73$ \( T^{4} + \cdots + 47\!\cdots\!36 \) Copy content Toggle raw display
$79$ \( T^{4} + \cdots - 54\!\cdots\!64 \) Copy content Toggle raw display
$83$ \( T^{4} + \cdots + 44\!\cdots\!96 \) Copy content Toggle raw display
$89$ \( T^{4} + \cdots - 35\!\cdots\!64 \) Copy content Toggle raw display
$97$ \( T^{4} + \cdots - 10\!\cdots\!64 \) Copy content Toggle raw display
show more
show less