Properties

Label 2592.2.s.g
Level $2592$
Weight $2$
Character orbit 2592.s
Analytic conductor $20.697$
Analytic rank $0$
Dimension $8$
CM no
Inner twists $4$

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Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [2592,2,Mod(863,2592)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(2592, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([3, 0, 5]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("2592.863");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 2592 = 2^{5} \cdot 3^{4} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 2592.s (of order \(6\), degree \(2\), not minimal)

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: no
Analytic conductor: \(20.6972242039\)
Analytic rank: \(0\)
Dimension: \(8\)
Relative dimension: \(4\) over \(\Q(\zeta_{6})\)
Coefficient field: \(\Q(\zeta_{24})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{8} - x^{4} + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{17}]\)
Coefficient ring index: \( 2^{8} \)
Twist minimal: no (minimal twist has level 864)
Sato-Tate group: $\mathrm{SU}(2)[C_{6}]$

$q$-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 \(1,\beta_1,\ldots,\beta_{7}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_{6} q^{5} + (\beta_{4} - \beta_{2} - \beta_1 + 2) q^{7}+O(q^{10}) \) Copy content Toggle raw display \( q + \beta_{6} q^{5} + (\beta_{4} - \beta_{2} - \beta_1 + 2) q^{7} + \beta_{3} q^{11} + ( - 2 \beta_{4} + \beta_{2} + \beta_1 - 1) q^{13} + (\beta_{7} - 2 \beta_{3}) q^{17} + ( - 2 \beta_{2} + 1) q^{19} + (2 \beta_{7} + \beta_{6} + \cdots - 2 \beta_{3}) q^{23}+ \cdots - 7 \beta_{2} q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8 q + 12 q^{7}+O(q^{10}) \) Copy content Toggle raw display \( 8 q + 12 q^{7} - 4 q^{13} + 12 q^{25} + 24 q^{31} - 24 q^{37} + 24 q^{43} - 4 q^{61} + 12 q^{67} + 24 q^{73} - 36 q^{79} - 28 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring

\(\beta_{1}\)\(=\) \( 2\zeta_{24}^{2} \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( \zeta_{24}^{4} \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( 2\zeta_{24}^{5} + 2\zeta_{24}^{3} \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( 2\zeta_{24}^{6} \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( -2\zeta_{24}^{5} + 2\zeta_{24}^{3} \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( 2\zeta_{24}^{7} - 2\zeta_{24}^{5} + 2\zeta_{24} \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( -2\zeta_{24}^{7} + 2\zeta_{24}^{3} + 2\zeta_{24} \) Copy content Toggle raw display
\(\zeta_{24}\)\(=\) \( ( \beta_{7} + \beta_{6} - \beta_{5} ) / 4 \) Copy content Toggle raw display
\(\zeta_{24}^{2}\)\(=\) \( ( \beta_1 ) / 2 \) Copy content Toggle raw display
\(\zeta_{24}^{3}\)\(=\) \( ( \beta_{5} + \beta_{3} ) / 4 \) Copy content Toggle raw display
\(\zeta_{24}^{4}\)\(=\) \( \beta_{2} \) Copy content Toggle raw display
\(\zeta_{24}^{5}\)\(=\) \( ( -\beta_{5} + \beta_{3} ) / 4 \) Copy content Toggle raw display
\(\zeta_{24}^{6}\)\(=\) \( ( \beta_{4} ) / 2 \) Copy content Toggle raw display
\(\zeta_{24}^{7}\)\(=\) \( ( -\beta_{7} + \beta_{6} + \beta_{3} ) / 4 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/2592\mathbb{Z}\right)^\times\).

\(n\) \(325\) \(1217\) \(2431\)
\(\chi(n)\) \(1\) \(1 - \beta_{2}\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
863.1
0.258819 0.965926i
−0.965926 0.258819i
0.965926 + 0.258819i
−0.258819 + 0.965926i
0.258819 + 0.965926i
−0.965926 + 0.258819i
0.965926 0.258819i
−0.258819 0.965926i
0 0 0 −3.34607 1.93185i 0 3.23205 1.86603i 0 0 0
863.2 0 0 0 −0.896575 0.517638i 0 −0.232051 + 0.133975i 0 0 0
863.3 0 0 0 0.896575 + 0.517638i 0 −0.232051 + 0.133975i 0 0 0
863.4 0 0 0 3.34607 + 1.93185i 0 3.23205 1.86603i 0 0 0
1727.1 0 0 0 −3.34607 + 1.93185i 0 3.23205 + 1.86603i 0 0 0
1727.2 0 0 0 −0.896575 + 0.517638i 0 −0.232051 0.133975i 0 0 0
1727.3 0 0 0 0.896575 0.517638i 0 −0.232051 0.133975i 0 0 0
1727.4 0 0 0 3.34607 1.93185i 0 3.23205 + 1.86603i 0 0 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 863.4
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner
36.f odd 6 1 inner
36.h even 6 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 2592.2.s.g 8
3.b odd 2 1 inner 2592.2.s.g 8
4.b odd 2 1 2592.2.s.c 8
9.c even 3 1 864.2.c.b 8
9.c even 3 1 2592.2.s.c 8
9.d odd 6 1 864.2.c.b 8
9.d odd 6 1 2592.2.s.c 8
12.b even 2 1 2592.2.s.c 8
36.f odd 6 1 864.2.c.b 8
36.f odd 6 1 inner 2592.2.s.g 8
36.h even 6 1 864.2.c.b 8
36.h even 6 1 inner 2592.2.s.g 8
72.j odd 6 1 1728.2.c.f 8
72.l even 6 1 1728.2.c.f 8
72.n even 6 1 1728.2.c.f 8
72.p odd 6 1 1728.2.c.f 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
864.2.c.b 8 9.c even 3 1
864.2.c.b 8 9.d odd 6 1
864.2.c.b 8 36.f odd 6 1
864.2.c.b 8 36.h even 6 1
1728.2.c.f 8 72.j odd 6 1
1728.2.c.f 8 72.l even 6 1
1728.2.c.f 8 72.n even 6 1
1728.2.c.f 8 72.p odd 6 1
2592.2.s.c 8 4.b odd 2 1
2592.2.s.c 8 9.c even 3 1
2592.2.s.c 8 9.d odd 6 1
2592.2.s.c 8 12.b even 2 1
2592.2.s.g 8 1.a even 1 1 trivial
2592.2.s.g 8 3.b odd 2 1 inner
2592.2.s.g 8 36.f odd 6 1 inner
2592.2.s.g 8 36.h even 6 1 inner

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(2592, [\chi])\):

\( T_{5}^{8} - 16T_{5}^{6} + 240T_{5}^{4} - 256T_{5}^{2} + 256 \) Copy content Toggle raw display
\( T_{7}^{4} - 6T_{7}^{3} + 11T_{7}^{2} + 6T_{7} + 1 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{8} \) Copy content Toggle raw display
$3$ \( T^{8} \) Copy content Toggle raw display
$5$ \( T^{8} - 16 T^{6} + \cdots + 256 \) Copy content Toggle raw display
$7$ \( (T^{4} - 6 T^{3} + 11 T^{2} + \cdots + 1)^{2} \) Copy content Toggle raw display
$11$ \( T^{8} + 16 T^{6} + \cdots + 256 \) Copy content Toggle raw display
$13$ \( (T^{4} + 2 T^{3} + \cdots + 121)^{2} \) Copy content Toggle raw display
$17$ \( (T^{4} + 48 T^{2} + 144)^{2} \) Copy content Toggle raw display
$19$ \( (T^{2} + 3)^{4} \) Copy content Toggle raw display
$23$ \( T^{8} + 112 T^{6} + \cdots + 7311616 \) Copy content Toggle raw display
$29$ \( T^{8} - 64 T^{6} + \cdots + 65536 \) Copy content Toggle raw display
$31$ \( (T^{4} - 12 T^{3} + \cdots + 16)^{2} \) Copy content Toggle raw display
$37$ \( (T^{2} + 6 T - 3)^{4} \) Copy content Toggle raw display
$41$ \( T^{8} - 64 T^{6} + \cdots + 65536 \) Copy content Toggle raw display
$43$ \( (T^{4} - 12 T^{3} + \cdots + 16)^{2} \) Copy content Toggle raw display
$47$ \( T^{8} + 112 T^{6} + \cdots + 3748096 \) Copy content Toggle raw display
$53$ \( (T^{4} + 192 T^{2} + 2304)^{2} \) Copy content Toggle raw display
$59$ \( T^{8} + 208 T^{6} + \cdots + 71639296 \) Copy content Toggle raw display
$61$ \( (T^{4} + 2 T^{3} + \cdots + 11449)^{2} \) Copy content Toggle raw display
$67$ \( (T^{4} - 6 T^{3} + \cdots + 3721)^{2} \) Copy content Toggle raw display
$71$ \( (T^{2} - 128)^{4} \) Copy content Toggle raw display
$73$ \( (T^{2} - 6 T - 39)^{4} \) Copy content Toggle raw display
$79$ \( (T^{4} + 18 T^{3} + \cdots + 5329)^{2} \) Copy content Toggle raw display
$83$ \( T^{8} + 64 T^{6} + \cdots + 65536 \) Copy content Toggle raw display
$89$ \( (T^{4} + 48 T^{2} + 144)^{2} \) Copy content Toggle raw display
$97$ \( (T^{2} + 7 T + 49)^{4} \) Copy content Toggle raw display
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