Properties

Label 7200.2.h.k
Level $7200$
Weight $2$
Character orbit 7200.h
Analytic conductor $57.492$
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] = [7200,2,Mod(1151,7200)]
 
mf = mfinit([N,k,chi],0)
 
lf = mfeigenbasis(mf)
 
from sage.modular.dirichlet import DirichletCharacter
 
H = DirichletGroup(7200, base_ring=CyclotomicField(2))
 
chi = DirichletCharacter(H, H._module([1, 0, 1, 0]))
 
N = Newforms(chi, 2, names="a")
 
//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code
 
chi := DirichletCharacter("7200.1151");
 
S:= CuspForms(chi, 2);
 
N := Newforms(S);
 
Level: \( N \) \(=\) \( 7200 = 2^{5} \cdot 3^{2} \cdot 5^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 7200.h (of order \(2\), degree \(1\), 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: \(57.4922894553\)
Analytic rank: \(0\)
Dimension: \(8\)
Coefficient field: 8.0.157351936.1
comment: defining polynomial
 
gp: f.mod \\ as an extension of the character field
 
Defining polynomial: \( x^{8} + x^{4} + 16 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, \ldots, a_{41}]\)
Coefficient ring index: \( 2^{10} \)
Twist minimal: yes
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

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

\(f(q)\) \(=\) \( q - \beta_{6} q^{7}+O(q^{10}) \) Copy content Toggle raw display \( q - \beta_{6} q^{7} - \beta_{2} q^{11} + q^{13} + (\beta_{4} - \beta_1) q^{17} + (\beta_{6} - 2 \beta_{3}) q^{19} - \beta_{2} q^{23} + (3 \beta_{4} + \beta_1) q^{29} + ( - \beta_{6} - \beta_{3}) q^{31} - \beta_{7} q^{37} - \beta_1 q^{41} + ( - \beta_{6} + \beta_{3}) q^{43} + (\beta_{5} - 3 \beta_{2}) q^{47} + (\beta_{7} - 8) q^{49} + ( - 4 \beta_{4} - \beta_1) q^{53} + ( - \beta_{5} - \beta_{2}) q^{59} + ( - \beta_{7} - 3) q^{61} + ( - \beta_{6} - 4 \beta_{3}) q^{67} + (\beta_{5} + 2 \beta_{2}) q^{71} + ( - \beta_{7} + 4) q^{73} + (\beta_{4} + \beta_1) q^{77} - 2 \beta_{3} q^{79} + (\beta_{5} + 7 \beta_{2}) q^{83} + (4 \beta_{4} - 2 \beta_1) q^{89} - \beta_{6} q^{91} - 7 q^{97}+O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 8 q+O(q^{10}) \) Copy content Toggle raw display \( 8 q + 8 q^{13} - 64 q^{49} - 24 q^{61} + 32 q^{73} - 56 q^{97}+O(q^{100}) \) Copy content Toggle raw display

Basis of coefficient ring in terms of a root \(\nu\) of \( x^{8} + x^{4} + 16 \) : Copy content Toggle raw display

\(\beta_{1}\)\(=\) \( ( 4\nu^{4} + 2 ) / 3 \) Copy content Toggle raw display
\(\beta_{2}\)\(=\) \( ( -\nu^{7} - 4\nu^{5} + 7\nu^{3} + 4\nu ) / 24 \) Copy content Toggle raw display
\(\beta_{3}\)\(=\) \( ( -\nu^{6} - 5\nu^{2} ) / 6 \) Copy content Toggle raw display
\(\beta_{4}\)\(=\) \( ( \nu^{7} - 4\nu^{5} - 7\nu^{3} + 4\nu ) / 24 \) Copy content Toggle raw display
\(\beta_{5}\)\(=\) \( ( -\nu^{6} + 3\nu^{2} ) / 2 \) Copy content Toggle raw display
\(\beta_{6}\)\(=\) \( ( 5\nu^{7} - 2\nu^{6} + 4\nu^{5} + 13\nu^{3} - 10\nu^{2} + 44\nu ) / 24 \) Copy content Toggle raw display
\(\beta_{7}\)\(=\) \( ( -5\nu^{7} + 4\nu^{5} - 13\nu^{3} + 44\nu ) / 12 \) Copy content Toggle raw display
\(\nu\)\(=\) \( ( \beta_{7} + 2\beta_{6} + 2\beta_{4} - \beta_{3} + 2\beta_{2} ) / 8 \) Copy content Toggle raw display
\(\nu^{2}\)\(=\) \( ( \beta_{5} - 3\beta_{3} ) / 4 \) Copy content Toggle raw display
\(\nu^{3}\)\(=\) \( ( -\beta_{7} + 2\beta_{6} - 10\beta_{4} - \beta_{3} + 10\beta_{2} ) / 8 \) Copy content Toggle raw display
\(\nu^{4}\)\(=\) \( ( 3\beta _1 - 2 ) / 4 \) Copy content Toggle raw display
\(\nu^{5}\)\(=\) \( ( \beta_{7} + 2\beta_{6} - 22\beta_{4} - \beta_{3} - 22\beta_{2} ) / 8 \) Copy content Toggle raw display
\(\nu^{6}\)\(=\) \( ( -5\beta_{5} - 9\beta_{3} ) / 4 \) Copy content Toggle raw display
\(\nu^{7}\)\(=\) \( ( -7\beta_{7} + 14\beta_{6} + 26\beta_{4} - 7\beta_{3} - 26\beta_{2} ) / 8 \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/7200\mathbb{Z}\right)^\times\).

\(n\) \(577\) \(901\) \(6401\) \(6751\)
\(\chi(n)\) \(1\) \(1\) \(-1\) \(-1\)

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   \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1151.1
−0.581861 + 1.28897i
−1.28897 + 0.581861i
1.28897 + 0.581861i
0.581861 + 1.28897i
1.28897 0.581861i
0.581861 1.28897i
−0.581861 1.28897i
−1.28897 0.581861i
0 0 0 0 0 4.74166i 0 0 0
1151.2 0 0 0 0 0 4.74166i 0 0 0
1151.3 0 0 0 0 0 2.74166i 0 0 0
1151.4 0 0 0 0 0 2.74166i 0 0 0
1151.5 0 0 0 0 0 2.74166i 0 0 0
1151.6 0 0 0 0 0 2.74166i 0 0 0
1151.7 0 0 0 0 0 4.74166i 0 0 0
1151.8 0 0 0 0 0 4.74166i 0 0 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 1151.8
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
3.b odd 2 1 inner
4.b odd 2 1 inner
12.b even 2 1 inner

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 7200.2.h.k yes 8
3.b odd 2 1 inner 7200.2.h.k yes 8
4.b odd 2 1 inner 7200.2.h.k yes 8
5.b even 2 1 7200.2.h.j 8
5.c odd 4 1 7200.2.o.o 8
5.c odd 4 1 7200.2.o.p 8
12.b even 2 1 inner 7200.2.h.k yes 8
15.d odd 2 1 7200.2.h.j 8
15.e even 4 1 7200.2.o.o 8
15.e even 4 1 7200.2.o.p 8
20.d odd 2 1 7200.2.h.j 8
20.e even 4 1 7200.2.o.o 8
20.e even 4 1 7200.2.o.p 8
60.h even 2 1 7200.2.h.j 8
60.l odd 4 1 7200.2.o.o 8
60.l odd 4 1 7200.2.o.p 8
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
7200.2.h.j 8 5.b even 2 1
7200.2.h.j 8 15.d odd 2 1
7200.2.h.j 8 20.d odd 2 1
7200.2.h.j 8 60.h even 2 1
7200.2.h.k yes 8 1.a even 1 1 trivial
7200.2.h.k yes 8 3.b odd 2 1 inner
7200.2.h.k yes 8 4.b odd 2 1 inner
7200.2.h.k yes 8 12.b even 2 1 inner
7200.2.o.o 8 5.c odd 4 1
7200.2.o.o 8 15.e even 4 1
7200.2.o.o 8 20.e even 4 1
7200.2.o.o 8 60.l odd 4 1
7200.2.o.p 8 5.c odd 4 1
7200.2.o.p 8 15.e even 4 1
7200.2.o.p 8 20.e even 4 1
7200.2.o.p 8 60.l odd 4 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(7200, [\chi])\):

\( T_{7}^{4} + 30T_{7}^{2} + 169 \) Copy content Toggle raw display
\( T_{11}^{2} - 2 \) Copy content Toggle raw display
\( T_{13} - 1 \) Copy content Toggle raw display
\( T_{23}^{2} - 2 \) 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
$5$ \( T^{8} \) Copy content Toggle raw display
$7$ \( (T^{4} + 30 T^{2} + 169)^{2} \) Copy content Toggle raw display
$11$ \( (T^{2} - 2)^{4} \) Copy content Toggle raw display
$13$ \( (T - 1)^{8} \) Copy content Toggle raw display
$17$ \( (T^{4} + 60 T^{2} + 676)^{2} \) Copy content Toggle raw display
$19$ \( (T^{4} + 46 T^{2} + 25)^{2} \) Copy content Toggle raw display
$23$ \( (T^{2} - 2)^{4} \) Copy content Toggle raw display
$29$ \( (T^{4} + 92 T^{2} + 100)^{2} \) Copy content Toggle raw display
$31$ \( (T^{4} + 46 T^{2} + 25)^{2} \) Copy content Toggle raw display
$37$ \( (T^{2} - 56)^{4} \) Copy content Toggle raw display
$41$ \( (T^{2} + 28)^{4} \) Copy content Toggle raw display
$43$ \( (T^{4} + 30 T^{2} + 169)^{2} \) Copy content Toggle raw display
$47$ \( (T^{4} - 92 T^{2} + 100)^{2} \) Copy content Toggle raw display
$53$ \( (T^{4} + 120 T^{2} + 16)^{2} \) Copy content Toggle raw display
$59$ \( (T^{4} - 60 T^{2} + 676)^{2} \) Copy content Toggle raw display
$61$ \( (T^{2} + 6 T - 47)^{4} \) Copy content Toggle raw display
$67$ \( (T^{4} + 190 T^{2} + 4489)^{2} \) Copy content Toggle raw display
$71$ \( (T^{4} - 72 T^{2} + 400)^{2} \) Copy content Toggle raw display
$73$ \( (T^{2} - 8 T - 40)^{4} \) Copy content Toggle raw display
$79$ \( (T^{2} + 16)^{4} \) Copy content Toggle raw display
$83$ \( (T^{4} - 252 T^{2} + 4900)^{2} \) Copy content Toggle raw display
$89$ \( (T^{4} + 288 T^{2} + 6400)^{2} \) Copy content Toggle raw display
$97$ \( (T + 7)^{8} \) Copy content Toggle raw display
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