Properties

Label 6468.2.a.be
Level $6468$
Weight $2$
Character orbit 6468.a
Self dual yes
Analytic conductor $51.647$
Analytic rank $1$
Dimension $6$
CM no
Inner twists $1$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [6468,2,Mod(1,6468)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(6468, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([0, 0, 0, 0]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("6468.1");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 6468 = 2^{2} \cdot 3 \cdot 7^{2} \cdot 11 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 6468.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: \(51.6472400274\)
Analytic rank: \(1\)
Dimension: \(6\)
Coefficient field: 6.6.126956032.1
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{6} - 18x^{4} - 18x^{3} + 44x^{2} + 56x + 7 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{17}]\)
Coefficient ring index: \( 2 \)
Twist minimal: yes
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 \(1,\beta_1,\ldots,\beta_{5}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + q^{3} + (\beta_{3} - 1) q^{5} + q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + q^{3} + (\beta_{3} - 1) q^{5} + q^{9} - q^{11} + ( - \beta_{4} - 1) q^{13} + (\beta_{3} - 1) q^{15} + (\beta_{5} - \beta_{3} + \beta_1 - 2) q^{17} + ( - \beta_{5} - \beta_{4} - \beta_{2} + \cdots - 1) q^{19}+ \cdots - q^{99}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 6 q + 6 q^{3} - 4 q^{5} + 6 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 6 q + 6 q^{3} - 4 q^{5} + 6 q^{9} - 6 q^{11} - 8 q^{13} - 4 q^{15} - 16 q^{17} - 4 q^{19} + 22 q^{25} + 6 q^{27} - 4 q^{29} - 6 q^{33} + 4 q^{37} - 8 q^{39} - 12 q^{41} - 8 q^{43} - 4 q^{45} + 12 q^{47} - 16 q^{51} + 4 q^{53} + 4 q^{55} - 4 q^{57} - 24 q^{59} - 16 q^{61} - 12 q^{65} + 8 q^{67} - 36 q^{71} - 36 q^{73} + 22 q^{75} + 6 q^{81} - 32 q^{83} - 20 q^{85} - 4 q^{87} - 12 q^{89} - 44 q^{95} - 16 q^{97} - 6 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{6} - 18x^{4} - 18x^{3} + 44x^{2} + 56x + 7 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( 7\nu^{5} + \nu^{4} - 149\nu^{3} - 101\nu^{2} + 525\nu + 305 ) / 162 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( -4\nu^{5} + 11\nu^{4} + 62\nu^{3} - 139\nu^{2} - 138\nu + 277 ) / 81 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( -\nu^{5} + 5\nu^{4} + 11\nu^{3} - 55\nu^{2} - 21\nu + 67 ) / 18 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( 67\nu^{5} - 83\nu^{4} - 1079\nu^{3} + 121\nu^{2} + 2595\nu + 605 ) / 162 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( -67\nu^{5} + 83\nu^{4} + 1079\nu^{3} - 121\nu^{2} - 2271\nu - 605 ) / 162 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{5} + \beta_{4} ) / 2 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( \beta_{5} + \beta_{4} + 2\beta_{3} - 4\beta_{2} - 2\beta _1 + 10 ) / 2 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( 5\beta_{5} + 6\beta_{4} + 3\beta_{3} - 2\beta_{2} - 8\beta _1 + 7 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( 23\beta_{5} + 27\beta_{4} + 46\beta_{3} - 62\beta_{2} - 50\beta _1 + 120 ) / 2 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( 149\beta_{5} + 191\beta_{4} + 150\beta_{3} - 134\beta_{2} - 316\beta _1 + 338 ) / 2 \) 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
−1.75500
1.76295
−3.03564
−1.20420
−0.141518
4.37341
0 1.00000 0 −4.38468 0 0 0 1.00000 0
1.2 0 1.00000 0 −3.74562 0 0 0 1.00000 0
1.3 0 1.00000 0 −1.07889 0 0 0 1.00000 0
1.4 0 1.00000 0 −0.646084 0 0 0 1.00000 0
1.5 0 1.00000 0 2.82451 0 0 0 1.00000 0
1.6 0 1.00000 0 3.03077 0 0 0 1.00000 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1.6
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \(-1\)
\(3\) \(-1\)
\(7\) \(1\)
\(11\) \(1\)

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 6468.2.a.be yes 6
7.b odd 2 1 6468.2.a.bd 6
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
6468.2.a.bd 6 7.b odd 2 1
6468.2.a.be yes 6 1.a even 1 1 trivial

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(6468))\):

\( T_{5}^{6} + 4T_{5}^{5} - 18T_{5}^{4} - 64T_{5}^{3} + 79T_{5}^{2} + 224T_{5} + 98 \) Copy content Toggle raw display
\( T_{13}^{6} + 8T_{13}^{5} - 4T_{13}^{4} - 128T_{13}^{3} - 203T_{13}^{2} + 72T_{13} + 142 \) Copy content Toggle raw display
\( T_{17}^{6} + 16T_{17}^{5} + 56T_{17}^{4} - 336T_{17}^{3} - 2864T_{17}^{2} - 6720T_{17} - 4616 \) Copy content Toggle raw display
\( T_{23}^{6} - 94T_{23}^{4} - 72T_{23}^{3} + 1724T_{23}^{2} + 448T_{23} - 128 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{6} \) Copy content Toggle raw display
$3$ \( (T - 1)^{6} \) Copy content Toggle raw display
$5$ \( T^{6} + 4 T^{5} + \cdots + 98 \) Copy content Toggle raw display
$7$ \( T^{6} \) Copy content Toggle raw display
$11$ \( (T + 1)^{6} \) Copy content Toggle raw display
$13$ \( T^{6} + 8 T^{5} + \cdots + 142 \) Copy content Toggle raw display
$17$ \( T^{6} + 16 T^{5} + \cdots - 4616 \) Copy content Toggle raw display
$19$ \( T^{6} + 4 T^{5} + \cdots - 21832 \) Copy content Toggle raw display
$23$ \( T^{6} - 94 T^{4} + \cdots - 128 \) Copy content Toggle raw display
$29$ \( T^{6} + 4 T^{5} + \cdots + 2576 \) Copy content Toggle raw display
$31$ \( T^{6} - 86 T^{4} + \cdots + 224 \) Copy content Toggle raw display
$37$ \( T^{6} - 4 T^{5} + \cdots - 5888 \) Copy content Toggle raw display
$41$ \( T^{6} + 12 T^{5} + \cdots + 36232 \) Copy content Toggle raw display
$43$ \( T^{6} + 8 T^{5} + \cdots - 15488 \) Copy content Toggle raw display
$47$ \( T^{6} - 12 T^{5} + \cdots + 34552 \) Copy content Toggle raw display
$53$ \( T^{6} - 4 T^{5} + \cdots + 112 \) Copy content Toggle raw display
$59$ \( T^{6} + 24 T^{5} + \cdots + 37616 \) Copy content Toggle raw display
$61$ \( T^{6} + 16 T^{5} + \cdots + 224 \) Copy content Toggle raw display
$67$ \( T^{6} - 8 T^{5} + \cdots + 112 \) Copy content Toggle raw display
$71$ \( T^{6} + 36 T^{5} + \cdots - 32704 \) Copy content Toggle raw display
$73$ \( T^{6} + 36 T^{5} + \cdots - 694466 \) Copy content Toggle raw display
$79$ \( T^{6} - 248 T^{4} + \cdots - 361472 \) Copy content Toggle raw display
$83$ \( T^{6} + 32 T^{5} + \cdots - 418592 \) Copy content Toggle raw display
$89$ \( T^{6} + 12 T^{5} + \cdots - 399392 \) Copy content Toggle raw display
$97$ \( T^{6} + 16 T^{5} + \cdots - 1534648 \) Copy content Toggle raw display
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