LMFDB - Newform orbit 2800.2.a.y

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms

[N,k,chi] = [2800,2,Mod(1,2800)]

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

lf = mfeigenbasis(mf)

from sage.modular.dirichlet import DirichletCharacter

H = DirichletGroup(2800, base_ring=CyclotomicField(2))

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

N = Newforms(chi, 2, names="a")

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

chi := DirichletCharacter("2800.1");

S:= CuspForms(chi, 2);

N := Newforms(S);

Level:	$ N $	$=$	$ 2800 = 2^{4} \cdot 5^{2} \cdot 7 $
Weight:	$ k $	$=$	$ 2 $
Character orbit:	$[\chi]$	$=$	2800.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:	$22.3581125660$
Analytic rank:	$1$
Dimension:	$1$
Coefficient field:	$\mathbb{Q}$
Coefficient ring:	$\mathbb{Z}$
Coefficient ring index:	$ 1 $
Twist minimal:	no (minimal twist has level 140)
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 + q^{3} + q^{7} - 2 q^{9}+O(q^{10}) $

$ q + q^{3} + q^{7} - 2 q^{9} - 3 q^{11} + q^{13} + 3 q^{17} - 2 q^{19} + q^{21} - 6 q^{23} - 5 q^{27} - 9 q^{29} - 8 q^{31} - 3 q^{33} + 10 q^{37} + q^{39} + 2 q^{43} - 3 q^{47} + q^{49} + 3 q^{51} - 2 q^{57} - 12 q^{59} + 8 q^{61} - 2 q^{63} + 8 q^{67} - 6 q^{69} - 14 q^{73} - 3 q^{77} - 5 q^{79} + q^{81} - 12 q^{83} - 9 q^{87} + 12 q^{89} + q^{91} - 8 q^{93} - 17 q^{97} + 6 q^{99}+O(q^{100}) $

Display 100 coefficients 10 coefficients

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

1.00000

−2.00000

Atkin-Lehner signs

$ p $	Sign
$2$	$-1$
$5$	$1$
$7$	$-1$

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	2800.2.a.y		1
4.b	odd	2	1		700.2.a.d		1
5.b	even	2	1		560.2.a.c		1
5.c	odd	4	2		2800.2.g.j		2
12.b	even	2	1		6300.2.a.d		1
15.d	odd	2	1		5040.2.a.h		1
20.d	odd	2	1		140.2.a.a	✓	1
20.e	even	4	2		700.2.e.c		2
28.d	even	2	1		4900.2.a.p		1
35.c	odd	2	1		3920.2.a.u		1
40.e	odd	2	1		2240.2.a.g		1
40.f	even	2	1		2240.2.a.r		1
60.h	even	2	1		1260.2.a.c		1
60.l	odd	4	2		6300.2.k.c		2
140.c	even	2	1		980.2.a.c		1
140.j	odd	4	2		4900.2.e.l		2
140.p	odd	6	2		980.2.i.d		2
140.s	even	6	2		980.2.i.h		2
420.o	odd	2	1		8820.2.a.r		1

By twisted newform orbit
Twist	Min	Dim	Char	Parity	Ord	Mult	Type
140.2.a.a	✓	1	20.d	odd	2	1
560.2.a.c		1	5.b	even	2	1
700.2.a.d		1	4.b	odd	2	1
700.2.e.c		2	20.e	even	4	2
980.2.a.c		1	140.c	even	2	1
980.2.i.d		2	140.p	odd	6	2
980.2.i.h		2	140.s	even	6	2
1260.2.a.c		1	60.h	even	2	1
2240.2.a.g		1	40.e	odd	2	1
2240.2.a.r		1	40.f	even	2	1
2800.2.a.y		1	1.a	even	1	1	trivial
2800.2.g.j		2	5.c	odd	4	2
3920.2.a.u		1	35.c	odd	2	1
4900.2.a.p		1	28.d	even	2	1
4900.2.e.l		2	140.j	odd	4	2
5040.2.a.h		1	15.d	odd	2	1
6300.2.a.d		1	12.b	even	2	1
6300.2.k.c		2	60.l	odd	4	2
8820.2.a.r		1	420.o	odd	2	1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on $S_{2}^{\mathrm{new}}(\Gamma_0(2800))$:

$ T_{3} - 1 $

$ T_{11} + 3 $

$ T_{13} - 1 $

Hecke characteristic polynomials

$p$	$F_p(T)$
$2$	$ T $ T
$3$	$ T - 1 $ T - 1
$5$	$ T $ T
$7$	$ T - 1 $ T - 1
$11$	$ T + 3 $ T + 3
$13$	$ T - 1 $ T - 1
$17$	$ T - 3 $ T - 3
$19$	$ T + 2 $ T + 2
$23$	$ T + 6 $ T + 6
$29$	$ T + 9 $ T + 9
$31$	$ T + 8 $ T + 8
$37$	$ T - 10 $ T - 10
$41$	$ T $ T
$43$	$ T - 2 $ T - 2
$47$	$ T + 3 $ T + 3
$53$	$ T $ T
$59$	$ T + 12 $ T + 12
$61$	$ T - 8 $ T - 8
$67$	$ T - 8 $ T - 8
$71$	$ T $ T
$73$	$ T + 14 $ T + 14
$79$	$ T + 5 $ T + 5
$83$	$ T + 12 $ T + 12
$89$	$ T - 12 $ T - 12
$97$	$ T + 17 $ T + 17
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Overview	Random
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Elliptic curves over $\Q$
Elliptic curves over $\Q(\alpha)$
Genus 2 curves over $\Q$
Higher genus families
Abelian varieties over $\F_{q}$

Level:	\( N \)	\(=\)	\( 2800 = 2^{4} \cdot 5^{2} \cdot 7 \)
Weight:	\( k \)	\(=\)	\( 2 \)
Character orbit:	\([\chi]\)	\(=\)	2800.a (trivial)

\(n\):		e.g. 2-40 or 990-1000
Significant digits:
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