LMFDB - Newform orbit 2112.1.p.c

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms

[N,k,chi] = [2112,1,Mod(1055,2112)]

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

lf = mfeigenbasis(mf)

from sage.modular.dirichlet import DirichletCharacter

H = DirichletGroup(2112, base_ring=CyclotomicField(2))

chi = DirichletCharacter(H, H._module([1, 1, 1, 1]))

N = Newforms(chi, 1, names="a")

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

chi := DirichletCharacter("2112.1055");

S:= CuspForms(chi, 1);

N := Newforms(S);

Level:	$ N $	$=$	$ 2112 = 2^{6} \cdot 3 \cdot 11 $
Weight:	$ k $	$=$	$ 1 $
Character orbit:	$[\chi]$	$=$	2112.p (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:	$1.05402530668$
Analytic rank:	$0$
Dimension:	$4$
Coefficient field:	$\Q(\zeta_{12})$
comment: defining polynomial gp: f.mod \\ as an extension of the character field
Defining polynomial:	$ x^{4} - x^{2} + 1 $ x^4 - x^2 + 1
Coefficient ring:	$\Z[a_1, a_2, a_3]$
Coefficient ring index:	$ 1 $
Twist minimal:	yes
Projective image:	$D_{6}$
Projective field:	Galois closure of 6.0.6690816.1

$q$-expansion

comment: q-expansion

sage: f.q_expansion() # note that sage often uses an isomorphic number field

gp: mfcoefs(f, 20)

The $q$-expansion and trace form are shown below.

$f(q)$	$=$	$ q - \zeta_{12} q^{3} - q^{5} + \zeta_{12}^{2} q^{9} +O(q^{10}) $ q - z * q^3 - q^5 + z^2 * q^9	$ q - \zeta_{12} q^{3} - q^{5} + \zeta_{12}^{2} q^{9} - \zeta_{12}^{3} q^{11} + \zeta_{12} q^{15} + (\zeta_{12}^{5} - \zeta_{12}) q^{23} - \zeta_{12}^{3} q^{27} - \zeta_{12}^{3} q^{31} + \zeta_{12}^{4} q^{33} + (\zeta_{12}^{4} + \zeta_{12}^{2}) q^{37} - \zeta_{12}^{2} q^{45} - q^{49} - q^{53} + \zeta_{12}^{3} q^{55} + \zeta_{12}^{3} q^{59} + (\zeta_{12}^{5} - \zeta_{12}) q^{67} + (\zeta_{12}^{2} + 1) q^{69} + (\zeta_{12}^{5} - \zeta_{12}) q^{71} + \zeta_{12}^{4} q^{81} + ( - \zeta_{12}^{4} - \zeta_{12}^{2}) q^{89} + \zeta_{12}^{4} q^{93} + q^{97} - \zeta_{12}^{5} q^{99} +O(q^{100}) $ q - z * q^3 - q^5 + z^2 * q^9 - z^3 * q^11 + z * q^15 + (z^5 - z) * q^23 - z^3 * q^27 - z^3 * q^31 + z^4 * q^33 + (z^4 + z^2) * q^37 - z^2 * q^45 - q^49 - q^53 + z^3 * q^55 + z^3 * q^59 + (z^5 - z) * q^67 + (z^2 + 1) * q^69 + (z^5 - z) * q^71 + z^4 * q^81 + (-z^4 - z^2) * q^89 + z^4 * q^93 + q^97 - z^5 * q^99
$\operatorname{Tr}(f)(q)$	$=$	$ 4 q - 4 q^{5} + 2 q^{9}+O(q^{10}) $ 4 * q - 4 * q^5 + 2 * q^9	$ 4 q - 4 q^{5} + 2 q^{9} - 2 q^{33} - 2 q^{45} - 4 q^{49} - 8 q^{53} + 6 q^{69} - 2 q^{81} - 2 q^{93} + 4 q^{97}+O(q^{100}) $ 4 * q - 4 * q^5 + 2 * q^9 - 2 * q^33 - 2 * q^45 - 4 * q^49 - 8 * q^53 + 6 * q^69 - 2 * q^81 - 2 * q^93 + 4 * q^97

Display 100 coefficients 10 coefficients

Character values

We give the values of $\chi$ on generators for $\left(\mathbb{Z}/2112\mathbb{Z}\right)^\times$.

$n$	$133$	$1409$	$1729$	$2047$
$\chi(n)$	$-1$	$-1$	$-1$	$-1$

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} $

1055.1

0.866025	+	0.500000i
0.866025	−	0.500000i
−0.866025	+	0.500000i
−0.866025	−	0.500000i

−0.866025

−

0.500000i

−1.00000

0.500000

0.866025i

1055.2

−0.866025

0.500000i

−1.00000

0.500000

−

0.866025i

1055.3

0.866025

−

0.500000i

−1.00000

0.500000

−

0.866025i

1055.4

0.866025

0.500000i

−1.00000

0.500000

0.866025i

Inner twists

Char	Parity	Ord	Mult	Type
1.a	even	1	1	trivial
11.b	odd	2	1	CM by $\Q(\sqrt{-11}) $
4.b	odd	2	1	inner
24.f	even	2	1	inner
24.h	odd	2	1	inner
44.c	even	2	1	inner
264.m	even	2	1	inner
264.p	odd	2	1	inner

Twists

By twisting character orbit
Char	Parity	Ord	Mult	Type	Twist	Min	Dim
1.a	even	1	1	trivial	2112.1.p.c	✓	4
3.b	odd	2	1		2112.1.p.d	yes	4
4.b	odd	2	1	inner	2112.1.p.c	✓	4
8.b	even	2	1		2112.1.p.d	yes	4
8.d	odd	2	1		2112.1.p.d	yes	4
11.b	odd	2	1	CM	2112.1.p.c	✓	4
12.b	even	2	1		2112.1.p.d	yes	4
24.f	even	2	1	inner	2112.1.p.c	✓	4
24.h	odd	2	1	inner	2112.1.p.c	✓	4
33.d	even	2	1		2112.1.p.d	yes	4
44.c	even	2	1	inner	2112.1.p.c	✓	4
88.b	odd	2	1		2112.1.p.d	yes	4
88.g	even	2	1		2112.1.p.d	yes	4
132.d	odd	2	1		2112.1.p.d	yes	4
264.m	even	2	1	inner	2112.1.p.c	✓	4
264.p	odd	2	1	inner	2112.1.p.c	✓	4

By twisted newform orbit
Twist	Min	Dim	Char	Parity	Ord	Mult	Type
2112.1.p.c	✓	4	1.a	even	1	1	trivial
2112.1.p.c	✓	4	4.b	odd	2	1	inner
2112.1.p.c	✓	4	11.b	odd	2	1	CM
2112.1.p.c	✓	4	24.f	even	2	1	inner
2112.1.p.c	✓	4	24.h	odd	2	1	inner
2112.1.p.c	✓	4	44.c	even	2	1	inner
2112.1.p.c	✓	4	264.m	even	2	1	inner
2112.1.p.c	✓	4	264.p	odd	2	1	inner
2112.1.p.d	yes	4	3.b	odd	2	1
2112.1.p.d	yes	4	8.b	even	2	1
2112.1.p.d	yes	4	8.d	odd	2	1
2112.1.p.d	yes	4	12.b	even	2	1
2112.1.p.d	yes	4	33.d	even	2	1
2112.1.p.d	yes	4	88.b	odd	2	1
2112.1.p.d	yes	4	88.g	even	2	1
2112.1.p.d	yes	4	132.d	odd	2	1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator $ T_{5} + 1 $ T5 + 1 acting on $S_{1}^{\mathrm{new}}(2112, [\chi])$.

Hecke characteristic polynomials

$p$	$F_p(T)$
$2$	$ T^{4} $ T^4
$3$	$ T^{4} - T^{2} + 1 $ T^4 - T^2 + 1
$5$	$ (T + 1)^{4} $ (T + 1)^4
$7$	$ T^{4} $ T^4
$11$	$ (T^{2} + 1)^{2} $ (T^2 + 1)^2
$13$	$ T^{4} $ T^4
$17$	$ T^{4} $ T^4
$19$	$ T^{4} $ T^4
$23$	$ (T^{2} - 3)^{2} $ (T^2 - 3)^2
$29$	$ T^{4} $ T^4
$31$	$ (T^{2} + 1)^{2} $ (T^2 + 1)^2
$37$	$ (T^{2} + 3)^{2} $ (T^2 + 3)^2
$41$	$ T^{4} $ T^4
$43$	$ T^{4} $ T^4
$47$	$ T^{4} $ T^4
$53$	$ (T + 2)^{4} $ (T + 2)^4
$59$	$ (T^{2} + 1)^{2} $ (T^2 + 1)^2
$61$	$ T^{4} $ T^4
$67$	$ (T^{2} - 3)^{2} $ (T^2 - 3)^2
$71$	$ (T^{2} - 3)^{2} $ (T^2 - 3)^2
$73$	$ T^{4} $ T^4
$79$	$ T^{4} $ T^4
$83$	$ T^{4} $ T^4
$89$	$ (T^{2} + 3)^{2} $ (T^2 + 3)^2
$97$	$ (T - 1)^{4} $ (T - 1)^4
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Overview	Random
Universe	Knowledge

Classical	Maass
Hilbert	Bianchi

Elliptic curves over $\Q$
Elliptic curves over $\Q(\alpha)$
Genus 2 curves over $\Q$
Higher genus families
Abelian varieties over $\F_{q}$

Level:	\( N \)	\(=\)	\( 2112 = 2^{6} \cdot 3 \cdot 11 \)
Weight:	\( k \)	\(=\)	\( 1 \)
Character orbit:	\([\chi]\)	\(=\)	2112.p (of order \(2\), degree \(1\), minimal)

\(f(q)\)	\(=\)	\( q - \zeta_{12} q^{3} - q^{5} + \zeta_{12}^{2} q^{9} +O(q^{10}) \) q - z * q^3 - q^5 + z^2 * q^9	\( q - \zeta_{12} q^{3} - q^{5} + \zeta_{12}^{2} q^{9} - \zeta_{12}^{3} q^{11} + \zeta_{12} q^{15} + (\zeta_{12}^{5} - \zeta_{12}) q^{23} - \zeta_{12}^{3} q^{27} - \zeta_{12}^{3} q^{31} + \zeta_{12}^{4} q^{33} + (\zeta_{12}^{4} + \zeta_{12}^{2}) q^{37} - \zeta_{12}^{2} q^{45} - q^{49} - q^{53} + \zeta_{12}^{3} q^{55} + \zeta_{12}^{3} q^{59} + (\zeta_{12}^{5} - \zeta_{12}) q^{67} + (\zeta_{12}^{2} + 1) q^{69} + (\zeta_{12}^{5} - \zeta_{12}) q^{71} + \zeta_{12}^{4} q^{81} + ( - \zeta_{12}^{4} - \zeta_{12}^{2}) q^{89} + \zeta_{12}^{4} q^{93} + q^{97} - \zeta_{12}^{5} q^{99} +O(q^{100}) \) q - z * q^3 - q^5 + z^2 * q^9 - z^3 * q^11 + z * q^15 + (z^5 - z) * q^23 - z^3 * q^27 - z^3 * q^31 + z^4 * q^33 + (z^4 + z^2) * q^37 - z^2 * q^45 - q^49 - q^53 + z^3 * q^55 + z^3 * q^59 + (z^5 - z) * q^67 + (z^2 + 1) * q^69 + (z^5 - z) * q^71 + z^4 * q^81 + (-z^4 - z^2) * q^89 + z^4 * q^93 + q^97 - z^5 * q^99
\(\operatorname{Tr}(f)(q)\)	\(=\)	\( 4 q - 4 q^{5} + 2 q^{9}+O(q^{10}) \) 4 * q - 4 * q^5 + 2 * q^9	\( 4 q - 4 q^{5} + 2 q^{9} - 2 q^{33} - 2 q^{45} - 4 q^{49} - 8 q^{53} + 6 q^{69} - 2 q^{81} - 2 q^{93} + 4 q^{97}+O(q^{100}) \) 4 * q - 4 * q^5 + 2 * q^9 - 2 * q^33 - 2 * q^45 - 4 * q^49 - 8 * q^53 + 6 * q^69 - 2 * q^81 - 2 * q^93 + 4 * q^97

Introduction

L-functions

Modular forms

Varieties

Fields

Representations

Groups

Database

Properties

Related objects

Downloads

Learn more

Newspace parameters

Newform invariants

$q$-expansion

Character values

Embeddings

Inner twists

Twists

Hecke kernels

Hecke characteristic polynomials

This project is supported by grants from the US National Science Foundation, the UK Engineering and Physical Sciences Research Council, and the Simons Foundation.

Label	2112.1.p.c

Level	$2112$
Weight	$1$
Character orbit	2112.p
Analytic conductor	$1.054$
Analytic rank	$0$
Dimension	$4$
Projective image	$D_{6}$
CM discriminant	-11
Inner twists	$8$

Self dual:	no
Analytic conductor:	\(1.05402530668\)
Analytic rank:	\(0\)
Dimension:	\(4\)
Coefficient field:	\(\Q(\zeta_{12})\)
comment: defining polynomial gp: f.mod \\ as an extension of the character field
Defining polynomial:	\( x^{4} - x^{2} + 1 \) x^4 - x^2 + 1
Coefficient ring:	\(\Z[a_1, a_2, a_3]\)
Coefficient ring index:	\( 1 \)
Twist minimal:	yes
Projective image:	\(D_{6}\)
Projective field:	Galois closure of 6.0.6690816.1

\(n\)	\(133\)	\(1409\)	\(1729\)	\(2047\)
\(\chi(n)\)	\(-1\)	\(-1\)	\(-1\)	\(-1\)

$p$	$F_p(T)$
$2$	\( T^{4} \) T^4
$3$	\( T^{4} - T^{2} + 1 \) T^4 - T^2 + 1
$5$	\( (T + 1)^{4} \) (T + 1)^4
$7$	\( T^{4} \) T^4
$11$	\( (T^{2} + 1)^{2} \) (T^2 + 1)^2
$13$	\( T^{4} \) T^4
$17$	\( T^{4} \) T^4
$19$	\( T^{4} \) T^4
$23$	\( (T^{2} - 3)^{2} \) (T^2 - 3)^2
$29$	\( T^{4} \) T^4
$31$	\( (T^{2} + 1)^{2} \) (T^2 + 1)^2
$37$	\( (T^{2} + 3)^{2} \) (T^2 + 3)^2
$41$	\( T^{4} \) T^4
$43$	\( T^{4} \) T^4
$47$	\( T^{4} \) T^4
$53$	\( (T + 2)^{4} \) (T + 2)^4
$59$	\( (T^{2} + 1)^{2} \) (T^2 + 1)^2
$61$	\( T^{4} \) T^4
$67$	\( (T^{2} - 3)^{2} \) (T^2 - 3)^2
$71$	\( (T^{2} - 3)^{2} \) (T^2 - 3)^2
$73$	\( T^{4} \) T^4
$79$	\( T^{4} \) T^4
$83$	\( T^{4} \) T^4
$89$	\( (T^{2} + 3)^{2} \) (T^2 + 3)^2
$97$	\( (T - 1)^{4} \) (T - 1)^4
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\(n\):		e.g. 2-40 or 990-1000
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