Properties

Label 324.7.g.e
Level $324$
Weight $7$
Character orbit 324.g
Analytic conductor $74.538$
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] = [324,7,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, 7, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("324.53");
 
S:= CuspForms(chi, 7);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 324 = 2^{2} \cdot 3^{4} \)
Weight: \( k \) \(=\) \( 7 \)
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: \(74.5375230928\)
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: \( 3^{4} \)
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.

\(f(q)\) \(=\) \( q + 5 \beta_1 q^{5} + 244 \beta_{2} q^{7}+O(q^{10}) \) Copy content Toggle raw display \( q + 5 \beta_1 q^{5} + 244 \beta_{2} q^{7} + (188 \beta_{3} - 188 \beta_1) q^{11} + ( - 2728 \beta_{2} + 2728) q^{13} - 463 \beta_{3} q^{17} - 5392 q^{19} + 196 \beta_1 q^{23} - 11575 \beta_{2} q^{25} + ( - 3301 \beta_{3} + 3301 \beta_1) q^{29} + (10172 \beta_{2} - 10172) q^{31} + 1220 \beta_{3} q^{35} + 65006 q^{37} - 5479 \beta_1 q^{41} + 49480 \beta_{2} q^{43} + (12948 \beta_{3} - 12948 \beta_1) q^{47} + ( - 58113 \beta_{2} + 58113) q^{49} - 1955 \beta_{3} q^{53} - 152280 q^{55} + 28216 \beta_1 q^{59} - 100610 \beta_{2} q^{61} + ( - 13640 \beta_{3} + 13640 \beta_1) q^{65} + ( - 435736 \beta_{2} + 435736) q^{67} + 4724 \beta_{3} q^{71} + 619568 q^{73} - 45872 \beta_1 q^{77} - 514340 \beta_{2} q^{79} + ( - 19164 \beta_{3} + 19164 \beta_1) q^{83} + ( - 375030 \beta_{2} + 375030) q^{85} + 33647 \beta_{3} q^{89} + 665632 q^{91} - 26960 \beta_1 q^{95} - 42704 \beta_{2} q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 4 q + 488 q^{7}+O(q^{10}) \) Copy content Toggle raw display \( 4 q + 488 q^{7} + 5456 q^{13} - 21568 q^{19} - 23150 q^{25} - 20344 q^{31} + 260024 q^{37} + 98960 q^{43} + 116226 q^{49} - 609120 q^{55} - 201220 q^{61} + 871472 q^{67} + 2478272 q^{73} - 1028680 q^{79} + 750060 q^{85} + 2662528 q^{91} - 85408 q^{97}+O(q^{100}) \) 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

\(\beta_{1}\)\(=\) \( 9\nu \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( \nu^{2} ) / 2 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( 9\nu^{3} ) / 2 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_1 ) / 9 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( 2\beta_{2} \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( 2\beta_{3} ) / 9 \) 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 −55.1135 31.8198i 0 122.000 + 211.310i 0 0 0
53.2 0 0 0 55.1135 + 31.8198i 0 122.000 + 211.310i 0 0 0
269.1 0 0 0 −55.1135 + 31.8198i 0 122.000 211.310i 0 0 0
269.2 0 0 0 55.1135 31.8198i 0 122.000 211.310i 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 324.7.g.e 4
3.b odd 2 1 inner 324.7.g.e 4
9.c even 3 1 36.7.c.a 2
9.c even 3 1 inner 324.7.g.e 4
9.d odd 6 1 36.7.c.a 2
9.d odd 6 1 inner 324.7.g.e 4
36.f odd 6 1 144.7.e.c 2
36.h even 6 1 144.7.e.c 2
72.j odd 6 1 576.7.e.c 2
72.l even 6 1 576.7.e.j 2
72.n even 6 1 576.7.e.c 2
72.p odd 6 1 576.7.e.j 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
36.7.c.a 2 9.c even 3 1
36.7.c.a 2 9.d odd 6 1
144.7.e.c 2 36.f odd 6 1
144.7.e.c 2 36.h even 6 1
324.7.g.e 4 1.a even 1 1 trivial
324.7.g.e 4 3.b odd 2 1 inner
324.7.g.e 4 9.c even 3 1 inner
324.7.g.e 4 9.d odd 6 1 inner
576.7.e.c 2 72.j odd 6 1
576.7.e.c 2 72.n even 6 1
576.7.e.j 2 72.l even 6 1
576.7.e.j 2 72.p odd 6 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{7}^{\mathrm{new}}(324, [\chi])\):

\( T_{5}^{4} - 4050T_{5}^{2} + 16402500 \) Copy content Toggle raw display
\( T_{7}^{2} - 244T_{7} + 59536 \) 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
$5$ \( T^{4} - 4050 T^{2} + 16402500 \) Copy content Toggle raw display
$7$ \( (T^{2} - 244 T + 59536)^{2} \) Copy content Toggle raw display
$11$ \( T^{4} + \cdots + 32783961129984 \) Copy content Toggle raw display
$13$ \( (T^{2} - 2728 T + 7441984)^{2} \) Copy content Toggle raw display
$17$ \( (T^{2} + 34727778)^{2} \) Copy content Toggle raw display
$19$ \( (T + 5392)^{4} \) Copy content Toggle raw display
$23$ \( T^{4} + \cdots + 38730607985664 \) Copy content Toggle raw display
$29$ \( T^{4} + \cdots + 31\!\cdots\!44 \) Copy content Toggle raw display
$31$ \( (T^{2} + 10172 T + 103469584)^{2} \) Copy content Toggle raw display
$37$ \( (T - 65006)^{4} \) Copy content Toggle raw display
$41$ \( T^{4} + \cdots + 23\!\cdots\!64 \) Copy content Toggle raw display
$43$ \( (T^{2} - 49480 T + 2448270400)^{2} \) Copy content Toggle raw display
$47$ \( T^{4} + \cdots + 73\!\cdots\!04 \) Copy content Toggle raw display
$53$ \( (T^{2} + 619168050)^{2} \) Copy content Toggle raw display
$59$ \( T^{4} + \cdots + 16\!\cdots\!84 \) Copy content Toggle raw display
$61$ \( (T^{2} + 100610 T + 10122372100)^{2} \) Copy content Toggle raw display
$67$ \( (T^{2} - 435736 T + 189865861696)^{2} \) Copy content Toggle raw display
$71$ \( (T^{2} + 3615220512)^{2} \) Copy content Toggle raw display
$73$ \( (T - 619568)^{4} \) Copy content Toggle raw display
$79$ \( (T^{2} + 514340 T + 264545635600)^{2} \) Copy content Toggle raw display
$83$ \( T^{4} + \cdots + 35\!\cdots\!04 \) Copy content Toggle raw display
$89$ \( (T^{2} + 183403538658)^{2} \) Copy content Toggle raw display
$97$ \( (T^{2} + 42704 T + 1823631616)^{2} \) Copy content Toggle raw display
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