LMFDB - Newform orbit 912.6.a.c

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms

[N,k,chi] = [912,6,Mod(1,912)]

mf = mfinit([N,k,chi],0)

lf = mfeigenbasis(mf)

from sage.modular.dirichlet import DirichletCharacter

H = DirichletGroup(912, base_ring=CyclotomicField(2))

chi = DirichletCharacter(H, H._module([0, 0, 0, 0]))

N = Newforms(chi, 6, names="a")

//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code

chi := DirichletCharacter("912.1");

S:= CuspForms(chi, 6);

N := Newforms(S);

Level:	$N$	$=$	$912 = 2^{4} \cdot 3 \cdot 19$
Weight:	$k$	$=$	$6$
Character orbit:	$[\chi]$	$=$	912.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:	$146.270043669$
Analytic rank:	$0$
Dimension:	$1$
Coefficient field:	$\mathbb{Q}$
Coefficient ring:	$\mathbb{Z}$
Coefficient ring index:	$1$
Twist minimal:	no (minimal twist has level 114)
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)

f(q)

=

q - 9 q^{3} - 54 q^{5} - 104 q^{7} + 81 q^{9} + 330 q^{11} - 46 q^{13} + 486 q^{15} - 618 q^{17} - 361 q^{19} + 936 q^{21} + 402 q^{23} - 209 q^{25} - 729 q^{27} - 2628 q^{29} + 2368 q^{31} - 2970 q^{33}+ \cdots + 26730 q^{99}+O(q^{100})

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

−9.00000

−54.0000

−104.000

81.0000

Atkin-Lehner signs

$p$	Sign
$2$	$-1$
$3$	$+1$
$19$	$+1$

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	912.6.a.c		1
4.b	odd	2	1		114.6.a.a	✓	1
12.b	even	2	1		342.6.a.f		1

By twisted newform orbit
Twist	Min	Dim	Char	Parity	Ord	Mult	Type
114.6.a.a	✓	1	4.b	odd	2	1
342.6.a.f		1	12.b	even	2	1
912.6.a.c		1	1.a	even	1	1	trivial

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator $T_{5} + 54$ T5 + 54 acting on $S_{6}^{\mathrm{new}}(\Gamma_0(912))$ .

Hecke characteristic polynomials

$p$	$F_p(T)$
$2$	$T$ T
$3$	$T + 9$ T + 9
$5$	$T + 54$ T + 54
$7$	$T + 104$ T + 104
$11$	$T - 330$ T - 330
$13$	$T + 46$ T + 46
$17$	$T + 618$ T + 618
$19$	$T + 361$ T + 361
$23$	$T - 402$ T - 402
$29$	$T + 2628$ T + 2628
$31$	$T - 2368$ T - 2368
$37$	$T + 12130$ T + 12130
$41$	$T + 18864$ T + 18864
$43$	$T - 10408$ T - 10408
$47$	$T - 4770$ T - 4770
$53$	$T + 19452$ T + 19452
$59$	$T + 30528$ T + 30528
$61$	$T - 11138$ T - 11138
$67$	$T + 49508$ T + 49508
$71$	$T + 7572$ T + 7572
$73$	$T - 2342$ T - 2342
$79$	$T + 22424$ T + 22424
$83$	$T - 46734$ T - 46734
$89$	$T + 70104$ T + 70104
$97$	$T - 105710$ T - 105710
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