Properties

Label 9.42.a.a
Level $9$
Weight $42$
Character orbit 9.a
Self dual yes
Analytic conductor $95.825$
Analytic rank $0$
Dimension $3$
CM no
Inner twists $1$

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Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [9,42,Mod(1,9)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(9, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0]))
 
N = Newforms(chi, 42, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("9.1");
 
S:= CuspForms(chi, 42);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 9 = 3^{2} \)
Weight: \( k \) \(=\) \( 42 \)
Character orbit: \([\chi]\) \(=\) 9.a (trivial)

Newform invariants

comment: select newform
 
sage: f = N[0] # Warning: the index may be different
 
gp: f = lf[1] \\ Warning: the index may be different
 
Self dual: yes
Analytic conductor: \(95.8245034108\)
Analytic rank: \(0\)
Dimension: \(3\)
Coefficient field: \(\mathbb{Q}[x]/(x^{3} - \cdots)\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{3} - x^{2} - 14982256920x + 433388802120300 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{5}]\)
Coefficient ring index: \( 2^{10}\cdot 3^{5}\cdot 7 \)
Twist minimal: no (minimal twist has level 3)
Fricke sign: \(-1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-expansion

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

\(f(q)\) \(=\) \( q + (\beta_1 + 96460) q^{2} + (10 \beta_{2} - 327756 \beta_1 - 751422059600) q^{4} + ( - 2379 \beta_{2} + \cdots - 12883515397342) q^{5}+ \cdots + (2893800 \beta_{2} + \cdots - 75\!\cdots\!32) q^{8}+O(q^{10}) \) Copy content Toggle raw display \( q + (\beta_1 + 96460) q^{2} + (10 \beta_{2} - 327756 \beta_1 - 751422059600) q^{4} + ( - 2379 \beta_{2} + \cdots - 12883515397342) q^{5}+ \cdots + (46\!\cdots\!80 \beta_{2} + \cdots + 89\!\cdots\!64) q^{98}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 3 q + 289380 q^{2} - 2254266178800 q^{4} - 38650546192026 q^{5} - 44\!\cdots\!68 q^{7}+ \cdots - 22\!\cdots\!96 q^{8}+O(q^{10}) \) Copy content Toggle raw display \( 3 q + 289380 q^{2} - 2254266178800 q^{4} - 38650546192026 q^{5} - 44\!\cdots\!68 q^{7}+ \cdots + 26\!\cdots\!92 q^{98}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{3} - x^{2} - 14982256920x + 433388802120300 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( 12\nu - 4 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( 72\nu^{2} + 3124008\nu - 719149373520 ) / 5 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta _1 + 4 ) / 12 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( 5\beta_{2} - 260334\beta _1 + 719148332184 ) / 72 \) 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.

comment: embeddings in the coefficient field
 
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
−134889.
30895.0
103995.
−1.52221e6 0 1.18107e11 −2.08853e14 0 −2.54249e16 3.16760e18 0 3.17919e20
1.2 467196. 0 −1.98075e12 2.77079e14 0 3.80292e17 −1.95278e18 0 1.29450e20
1.3 1.34440e6 0 −3.91623e11 −1.06877e14 0 −3.99469e17 −3.48285e18 0 −1.43685e20
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

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

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 9.42.a.a 3
3.b odd 2 1 3.42.a.a 3
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
3.42.a.a 3 3.b odd 2 1
9.42.a.a 3 1.a even 1 1 trivial

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator \( T_{2}^{3} - 289380T_{2}^{2} - 2129531401728T_{2} + 956096849530847232 \) acting on \(S_{42}^{\mathrm{new}}(\Gamma_0(9))\). Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{3} + \cdots + 95\!\cdots\!32 \) Copy content Toggle raw display
$3$ \( T^{3} \) Copy content Toggle raw display
$5$ \( T^{3} + \cdots - 61\!\cdots\!00 \) Copy content Toggle raw display
$7$ \( T^{3} + \cdots - 38\!\cdots\!00 \) Copy content Toggle raw display
$11$ \( T^{3} + \cdots - 28\!\cdots\!68 \) Copy content Toggle raw display
$13$ \( T^{3} + \cdots + 39\!\cdots\!16 \) Copy content Toggle raw display
$17$ \( T^{3} + \cdots + 10\!\cdots\!28 \) Copy content Toggle raw display
$19$ \( T^{3} + \cdots + 13\!\cdots\!80 \) Copy content Toggle raw display
$23$ \( T^{3} + \cdots + 19\!\cdots\!00 \) Copy content Toggle raw display
$29$ \( T^{3} + \cdots + 18\!\cdots\!00 \) Copy content Toggle raw display
$31$ \( T^{3} + \cdots + 28\!\cdots\!00 \) Copy content Toggle raw display
$37$ \( T^{3} + \cdots + 31\!\cdots\!00 \) Copy content Toggle raw display
$41$ \( T^{3} + \cdots + 28\!\cdots\!00 \) Copy content Toggle raw display
$43$ \( T^{3} + \cdots - 47\!\cdots\!96 \) Copy content Toggle raw display
$47$ \( T^{3} + \cdots + 32\!\cdots\!28 \) Copy content Toggle raw display
$53$ \( T^{3} + \cdots - 61\!\cdots\!00 \) Copy content Toggle raw display
$59$ \( T^{3} + \cdots - 43\!\cdots\!20 \) Copy content Toggle raw display
$61$ \( T^{3} + \cdots - 59\!\cdots\!68 \) Copy content Toggle raw display
$67$ \( T^{3} + \cdots + 10\!\cdots\!52 \) Copy content Toggle raw display
$71$ \( T^{3} + \cdots - 22\!\cdots\!32 \) Copy content Toggle raw display
$73$ \( T^{3} + \cdots + 30\!\cdots\!00 \) Copy content Toggle raw display
$79$ \( T^{3} + \cdots - 72\!\cdots\!00 \) Copy content Toggle raw display
$83$ \( T^{3} + \cdots + 66\!\cdots\!24 \) Copy content Toggle raw display
$89$ \( T^{3} + \cdots - 55\!\cdots\!20 \) Copy content Toggle raw display
$97$ \( T^{3} + \cdots + 35\!\cdots\!72 \) Copy content Toggle raw display
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