Properties

Label 324.5.g.c
Level $324$
Weight $5$
Character orbit 324.g
Analytic conductor $33.492$
Analytic rank $0$
Dimension $4$
CM no
Inner twists $4$

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Newspace parameters

comment: Compute space of new eigenforms
 
[N,k,chi] = [324,5,Mod(53,324)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(324, base_ring=CyclotomicField(6))
 
chi = DirichletCharacter(H, H._module([0, 5]))
 
N = Newforms(chi, 5, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("324.53");
 
S:= CuspForms(chi, 5);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 324 = 2^{2} \cdot 3^{4} \)
Weight: \( k \) \(=\) \( 5 \)
Character orbit: \([\chi]\) \(=\) 324.g (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: \(33.4918680392\)
Analytic rank: \(0\)
Dimension: \(4\)
Relative dimension: \(2\) over \(\Q(\zeta_{6})\)
Coefficient field: \(\Q(\sqrt{-2}, \sqrt{-3})\)
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{4} - 2x^{2} + 4 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{25}]\)
Coefficient ring index: \( 3^{6} \)
Twist minimal: no (minimal twist has level 36)
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 \(1,\beta_1,\beta_2,\beta_3\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_1 q^{5} - 68 \beta_{2} q^{7}+O(q^{10}) \) Copy content Toggle raw display \( q + \beta_1 q^{5} - 68 \beta_{2} q^{7} + (4 \beta_{3} - 4 \beta_1) q^{11} + ( - 16 \beta_{2} + 16) q^{13} + 13 \beta_{3} q^{17} - 208 q^{19} - 4 \beta_1 q^{23} + 833 \beta_{2} q^{25} + ( - 17 \beta_{3} + 17 \beta_1) q^{29} + (1652 \beta_{2} - 1652) q^{31} - 68 \beta_{3} q^{35} - 442 q^{37} + 13 \beta_1 q^{41} - 1160 \beta_{2} q^{43} + (12 \beta_{3} - 12 \beta_1) q^{47} + (2223 \beta_{2} - 2223) q^{49} + 65 \beta_{3} q^{53} - 5832 q^{55} - 88 \beta_1 q^{59} + 3910 \beta_{2} q^{61} + ( - 16 \beta_{3} + 16 \beta_1) q^{65} + (6392 \beta_{2} - 6392) q^{67} + 172 \beta_{3} q^{71} - 2224 q^{73} + 272 \beta_1 q^{77} + 7060 \beta_{2} q^{79} + (156 \beta_{3} - 156 \beta_1) q^{83} + (18954 \beta_{2} - 18954) q^{85} - 221 \beta_{3} q^{89} - 1088 q^{91} - 208 \beta_1 q^{95} - 4352 \beta_{2} q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q - 136 q^{7}+O(q^{10}) \) Copy content Toggle raw display \( 4 q - 136 q^{7} + 32 q^{13} - 832 q^{19} + 1666 q^{25} - 3304 q^{31} - 1768 q^{37} - 2320 q^{43} - 4446 q^{49} - 23328 q^{55} + 7820 q^{61} - 12784 q^{67} - 8896 q^{73} + 14120 q^{79} - 37908 q^{85} - 4352 q^{91} - 8704 q^{97}+O(q^{100}) \) Copy content Toggle raw display

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

\(\beta_{1}\)\(=\) \( 27\nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( \nu^{2} ) / 2 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( 27\nu^{3} ) / 2 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_1 ) / 27 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( 2\beta_{2} \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 2\beta_{3} ) / 27 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/324\mathbb{Z}\right)^\times\).

\(n\) \(163\) \(245\)
\(\chi(n)\) \(1\) \(1 - \beta_{2}\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
53.1
−1.22474 0.707107i
1.22474 + 0.707107i
−1.22474 + 0.707107i
1.22474 0.707107i
0 0 0 −33.0681 19.0919i 0 −34.0000 58.8897i 0 0 0
53.2 0 0 0 33.0681 + 19.0919i 0 −34.0000 58.8897i 0 0 0
269.1 0 0 0 −33.0681 + 19.0919i 0 −34.0000 + 58.8897i 0 0 0
269.2 0 0 0 33.0681 19.0919i 0 −34.0000 + 58.8897i 0 0 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner
9.c even 3 1 inner
9.d odd 6 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 324.5.g.c 4
3.b odd 2 1 inner 324.5.g.c 4
9.c even 3 1 36.5.c.a 2
9.c even 3 1 inner 324.5.g.c 4
9.d odd 6 1 36.5.c.a 2
9.d odd 6 1 inner 324.5.g.c 4
36.f odd 6 1 144.5.e.a 2
36.h even 6 1 144.5.e.a 2
45.h odd 6 1 900.5.g.a 2
45.j even 6 1 900.5.g.a 2
45.k odd 12 2 900.5.b.a 4
45.l even 12 2 900.5.b.a 4
72.j odd 6 1 576.5.e.j 2
72.l even 6 1 576.5.e.a 2
72.n even 6 1 576.5.e.j 2
72.p odd 6 1 576.5.e.a 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
36.5.c.a 2 9.c even 3 1
36.5.c.a 2 9.d odd 6 1
144.5.e.a 2 36.f odd 6 1
144.5.e.a 2 36.h even 6 1
324.5.g.c 4 1.a even 1 1 trivial
324.5.g.c 4 3.b odd 2 1 inner
324.5.g.c 4 9.c even 3 1 inner
324.5.g.c 4 9.d odd 6 1 inner
576.5.e.a 2 72.l even 6 1
576.5.e.a 2 72.p odd 6 1
576.5.e.j 2 72.j odd 6 1
576.5.e.j 2 72.n even 6 1
900.5.b.a 4 45.k odd 12 2
900.5.b.a 4 45.l even 12 2
900.5.g.a 2 45.h odd 6 1
900.5.g.a 2 45.j even 6 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{5}^{\mathrm{new}}(324, [\chi])\):

\( T_{5}^{4} - 1458T_{5}^{2} + 2125764 \) Copy content Toggle raw display
\( T_{7}^{2} + 68T_{7} + 4624 \) 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
$5$ \( T^{4} - 1458 T^{2} + 2125764 \) Copy content Toggle raw display
$7$ \( (T^{2} + 68 T + 4624)^{2} \) Copy content Toggle raw display
$11$ \( T^{4} - 23328 T^{2} + 544195584 \) Copy content Toggle raw display
$13$ \( (T^{2} - 16 T + 256)^{2} \) Copy content Toggle raw display
$17$ \( (T^{2} + 246402)^{2} \) Copy content Toggle raw display
$19$ \( (T + 208)^{4} \) Copy content Toggle raw display
$23$ \( T^{4} - 23328 T^{2} + 544195584 \) Copy content Toggle raw display
$29$ \( T^{4} + \cdots + 177545935044 \) Copy content Toggle raw display
$31$ \( (T^{2} + 1652 T + 2729104)^{2} \) Copy content Toggle raw display
$37$ \( (T + 442)^{4} \) Copy content Toggle raw display
$41$ \( T^{4} + \cdots + 60713945604 \) Copy content Toggle raw display
$43$ \( (T^{2} + 1160 T + 1345600)^{2} \) Copy content Toggle raw display
$47$ \( T^{4} + \cdots + 44079842304 \) Copy content Toggle raw display
$53$ \( (T^{2} + 6160050)^{2} \) Copy content Toggle raw display
$59$ \( T^{4} + \cdots + 127481080725504 \) Copy content Toggle raw display
$61$ \( (T^{2} - 3910 T + 15288100)^{2} \) Copy content Toggle raw display
$67$ \( (T^{2} + 6392 T + 40857664)^{2} \) Copy content Toggle raw display
$71$ \( (T^{2} + 43133472)^{2} \) Copy content Toggle raw display
$73$ \( (T + 2224)^{4} \) Copy content Toggle raw display
$79$ \( (T^{2} - 7060 T + 49843600)^{2} \) Copy content Toggle raw display
$83$ \( T^{4} + \cdots + 12\!\cdots\!44 \) Copy content Toggle raw display
$89$ \( (T^{2} + 71210178)^{2} \) Copy content Toggle raw display
$97$ \( (T^{2} + 4352 T + 18939904)^{2} \) Copy content Toggle raw display
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