LMFDB - Newform orbit 1425.1.t.b

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms

[N,k,chi] = [1425,1,Mod(26,1425)]

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

lf = mfeigenbasis(mf)

from sage.modular.dirichlet import DirichletCharacter

H = DirichletGroup(1425, base_ring=CyclotomicField(6))

chi = DirichletCharacter(H, H._module([3, 0, 2]))

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

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

chi := DirichletCharacter("1425.26");

S:= CuspForms(chi, 1);

N := Newforms(S);

Level:	$ N $	$=$	$ 1425 = 3 \cdot 5^{2} \cdot 19 $
Weight:	$ k $	$=$	$ 1 $
Character orbit:	$[\chi]$	$=$	1425.t (of order $6$, degree $2$, 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:	$0.711167643002$
Analytic rank:	$0$
Dimension:	$4$
Relative dimension:	$2$ over $\Q(\zeta_{6})$
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:	$\Z[a_1, a_2]$
Coefficient ring index:	$ 1 $
Twist minimal:	no (minimal twist has level 285)
Projective image:	$D_{3}$
Projective field:	Galois closure of 3.1.5415.1
Artin image:	$S_3\times C_{12}$
Artin field:	Galois closure of $\mathbb{Q}[x]/(x^{24} - \cdots)$

$q$-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}^{5} q^{2} + \zeta_{12}^{5} q^{3} - \zeta_{12}^{4} q^{6} - \zeta_{12}^{3} q^{8} - \zeta_{12}^{4} q^{9} +O(q^{10}) $ q + z^5 * q^2 + z^5 * q^3 - z^4 * q^6 - z^3 * q^8 - z^4 * q^9	$ q + \zeta_{12}^{5} q^{2} + \zeta_{12}^{5} q^{3} - \zeta_{12}^{4} q^{6} - \zeta_{12}^{3} q^{8} - \zeta_{12}^{4} q^{9} + \zeta_{12}^{2} q^{16} + \zeta_{12}^{5} q^{17} + \zeta_{12}^{3} q^{18} + \zeta_{12}^{2} q^{19} + \zeta_{12} q^{23} + \zeta_{12}^{2} q^{24} + \zeta_{12}^{3} q^{27} - q^{31} + \zeta_{12} q^{32} - \zeta_{12}^{4} q^{34} - \zeta_{12} q^{38} - 2 q^{46} + \zeta_{12} q^{47} - \zeta_{12} q^{48} - q^{49} - \zeta_{12}^{4} q^{51} - \zeta_{12} q^{53} - \zeta_{12}^{2} q^{54} - \zeta_{12} q^{57} + \zeta_{12}^{4} q^{61} - \zeta_{12}^{5} q^{62} - q^{64} - 2 q^{69} - \zeta_{12} q^{72} + \zeta_{12}^{2} q^{79} - \zeta_{12}^{2} q^{81} + \zeta_{12}^{3} q^{83} - \zeta_{12}^{5} q^{93} - q^{94} - \zeta_{12}^{5} q^{98} +O(q^{100}) $ q + z^5 * q^2 + z^5 * q^3 - z^4 * q^6 - z^3 * q^8 - z^4 * q^9 + z^2 * q^16 + z^5 * q^17 + z^3 * q^18 + z^2 * q^19 + z * q^23 + z^2 * q^24 + z^3 * q^27 - q^31 + z * q^32 - z^4 * q^34 - z * q^38 - 2 * q^46 + z * q^47 - z * q^48 - q^49 - z^4 * q^51 - z * q^53 - z^2 * q^54 - z * q^57 + z^4 * q^61 - z^5 * q^62 - q^64 - 2 * q^69 - z * q^72 + z^2 * q^79 - z^2 * q^81 + z^3 * q^83 - z^5 * q^93 - q^94 - z^5 * q^98
$\operatorname{Tr}(f)(q)$	$=$	$ 4 q + 2 q^{6} + 2 q^{9}+O(q^{10}) $ 4 * q + 2 * q^6 + 2 * q^9	$ 4 q + 2 q^{6} + 2 q^{9} + 2 q^{16} + 2 q^{19} + 2 q^{24} - 4 q^{31} + 2 q^{34} - 8 q^{46} - 4 q^{49} + 2 q^{51} - 2 q^{54} - 4 q^{61} - 4 q^{64} - 8 q^{69} + 4 q^{79} - 2 q^{81} - 4 q^{94}+O(q^{100}) $ 4 * q + 2 * q^6 + 2 * q^9 + 2 * q^16 + 2 * q^19 + 2 * q^24 - 4 * q^31 + 2 * q^34 - 8 * q^46 - 4 * q^49 + 2 * q^51 - 2 * q^54 - 4 * q^61 - 4 * q^64 - 8 * q^69 + 4 * q^79 - 2 * q^81 - 4 * q^94

Display 100 coefficients 10 coefficients

Character values

We give the values of $\chi$ on generators for $\left(\mathbb{Z}/1425\mathbb{Z}\right)^\times$.

$n$	$476$	$1027$	$1351$
$\chi(n)$	$-1$	$1$	$\zeta_{12}^{4}$

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} $

26.1

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

−0.866025

0.500000i

−0.866025

0.500000i

0.500000

−

0.866025i

−

1.00000i

0.500000

−

0.866025i

26.2

0.866025

−

0.500000i

0.866025

−

0.500000i

0.500000

−

0.866025i

1.00000i

0.500000

−

0.866025i

1151.1

−0.866025

−

0.500000i

−0.866025

−

0.500000i

0.500000

0.866025i

1.00000i

0.500000

0.866025i

1151.2

0.866025

0.500000i

0.866025

0.500000i

0.500000

0.866025i

−

1.00000i

0.500000

0.866025i

Inner twists

Char	Parity	Ord	Mult	Type
1.a	even	1	1	trivial
15.d	odd	2	1	CM by $\Q(\sqrt{-15}) $
3.b	odd	2	1	inner
5.b	even	2	1	inner
19.c	even	3	1	inner
57.h	odd	6	1	inner
95.i	even	6	1	inner
285.n	odd	6	1	inner

Twists

By twisting character orbit
Char	Parity	Ord	Mult	Type	Twist	Min	Dim
1.a	even	1	1	trivial	1425.1.t.b		4
3.b	odd	2	1	inner	1425.1.t.b		4
5.b	even	2	1	inner	1425.1.t.b		4
5.c	odd	4	1		285.1.n.a	✓	2
5.c	odd	4	1		285.1.n.b	yes	2
15.d	odd	2	1	CM	1425.1.t.b		4
15.e	even	4	1		285.1.n.a	✓	2
15.e	even	4	1		285.1.n.b	yes	2
19.c	even	3	1	inner	1425.1.t.b		4
57.h	odd	6	1	inner	1425.1.t.b		4
95.i	even	6	1	inner	1425.1.t.b		4
95.m	odd	12	1		285.1.n.a	✓	2
95.m	odd	12	1		285.1.n.b	yes	2
285.n	odd	6	1	inner	1425.1.t.b		4
285.v	even	12	1		285.1.n.a	✓	2
285.v	even	12	1		285.1.n.b	yes	2

By twisted newform orbit
Twist	Min	Dim	Char	Parity	Ord	Mult	Type
285.1.n.a	✓	2	5.c	odd	4	1
285.1.n.a	✓	2	15.e	even	4	1
285.1.n.a	✓	2	95.m	odd	12	1
285.1.n.a	✓	2	285.v	even	12	1
285.1.n.b	yes	2	5.c	odd	4	1
285.1.n.b	yes	2	15.e	even	4	1
285.1.n.b	yes	2	95.m	odd	12	1
285.1.n.b	yes	2	285.v	even	12	1
1425.1.t.b		4	1.a	even	1	1	trivial
1425.1.t.b		4	3.b	odd	2	1	inner
1425.1.t.b		4	5.b	even	2	1	inner
1425.1.t.b		4	15.d	odd	2	1	CM
1425.1.t.b		4	19.c	even	3	1	inner
1425.1.t.b		4	57.h	odd	6	1	inner
1425.1.t.b		4	95.i	even	6	1	inner
1425.1.t.b		4	285.n	odd	6	1	inner

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator $ T_{2}^{4} - T_{2}^{2} + 1 $ T2^4 - T2^2 + 1 acting on $S_{1}^{\mathrm{new}}(1425, [\chi])$.

Hecke characteristic polynomials

$p$	$F_p(T)$
$2$	$ T^{4} - T^{2} + 1 $ T^4 - T^2 + 1
$3$	$ T^{4} - T^{2} + 1 $ T^4 - T^2 + 1
$5$	$ T^{4} $ T^4
$7$	$ T^{4} $ T^4
$11$	$ T^{4} $ T^4
$13$	$ T^{4} $ T^4
$17$	$ T^{4} - T^{2} + 1 $ T^4 - T^2 + 1
$19$	$ (T^{2} - T + 1)^{2} $ (T^2 - T + 1)^2
$23$	$ T^{4} - 4T^{2} + 16 $ T^4 - 4*T^2 + 16
$29$	$ T^{4} $ T^4
$31$	$ (T + 1)^{4} $ (T + 1)^4
$37$	$ T^{4} $ T^4
$41$	$ T^{4} $ T^4
$43$	$ T^{4} $ T^4
$47$	$ T^{4} - T^{2} + 1 $ T^4 - T^2 + 1
$53$	$ T^{4} - T^{2} + 1 $ T^4 - T^2 + 1
$59$	$ T^{4} $ T^4
$61$	$ (T^{2} + 2 T + 4)^{2} $ (T^2 + 2*T + 4)^2
$67$	$ T^{4} $ T^4
$71$	$ T^{4} $ T^4
$73$	$ T^{4} $ T^4
$79$	$ (T^{2} - 2 T + 4)^{2} $ (T^2 - 2*T + 4)^2
$83$	$ (T^{2} + 1)^{2} $ (T^2 + 1)^2
$89$	$ T^{4} $ T^4
$97$	$ T^{4} $ T^4
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Overview	Random
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Classical	Maass
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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:	\( N \)	\(=\)	\( 1425 = 3 \cdot 5^{2} \cdot 19 \)
Weight:	\( k \)	\(=\)	\( 1 \)
Character orbit:	\([\chi]\)	\(=\)	1425.t (of order \(6\), degree \(2\), minimal)

\(f(q)\)	\(=\)	\( q + \zeta_{12}^{5} q^{2} + \zeta_{12}^{5} q^{3} - \zeta_{12}^{4} q^{6} - \zeta_{12}^{3} q^{8} - \zeta_{12}^{4} q^{9} +O(q^{10}) \) q + z^5 * q^2 + z^5 * q^3 - z^4 * q^6 - z^3 * q^8 - z^4 * q^9	\( q + \zeta_{12}^{5} q^{2} + \zeta_{12}^{5} q^{3} - \zeta_{12}^{4} q^{6} - \zeta_{12}^{3} q^{8} - \zeta_{12}^{4} q^{9} + \zeta_{12}^{2} q^{16} + \zeta_{12}^{5} q^{17} + \zeta_{12}^{3} q^{18} + \zeta_{12}^{2} q^{19} + \zeta_{12} q^{23} + \zeta_{12}^{2} q^{24} + \zeta_{12}^{3} q^{27} - q^{31} + \zeta_{12} q^{32} - \zeta_{12}^{4} q^{34} - \zeta_{12} q^{38} - 2 q^{46} + \zeta_{12} q^{47} - \zeta_{12} q^{48} - q^{49} - \zeta_{12}^{4} q^{51} - \zeta_{12} q^{53} - \zeta_{12}^{2} q^{54} - \zeta_{12} q^{57} + \zeta_{12}^{4} q^{61} - \zeta_{12}^{5} q^{62} - q^{64} - 2 q^{69} - \zeta_{12} q^{72} + \zeta_{12}^{2} q^{79} - \zeta_{12}^{2} q^{81} + \zeta_{12}^{3} q^{83} - \zeta_{12}^{5} q^{93} - q^{94} - \zeta_{12}^{5} q^{98} +O(q^{100}) \) q + z^5 * q^2 + z^5 * q^3 - z^4 * q^6 - z^3 * q^8 - z^4 * q^9 + z^2 * q^16 + z^5 * q^17 + z^3 * q^18 + z^2 * q^19 + z * q^23 + z^2 * q^24 + z^3 * q^27 - q^31 + z * q^32 - z^4 * q^34 - z * q^38 - 2 * q^46 + z * q^47 - z * q^48 - q^49 - z^4 * q^51 - z * q^53 - z^2 * q^54 - z * q^57 + z^4 * q^61 - z^5 * q^62 - q^64 - 2 * q^69 - z * q^72 + z^2 * q^79 - z^2 * q^81 + z^3 * q^83 - z^5 * q^93 - q^94 - z^5 * q^98
\(\operatorname{Tr}(f)(q)\)	\(=\)	\( 4 q + 2 q^{6} + 2 q^{9}+O(q^{10}) \) 4 * q + 2 * q^6 + 2 * q^9	\( 4 q + 2 q^{6} + 2 q^{9} + 2 q^{16} + 2 q^{19} + 2 q^{24} - 4 q^{31} + 2 q^{34} - 8 q^{46} - 4 q^{49} + 2 q^{51} - 2 q^{54} - 4 q^{61} - 4 q^{64} - 8 q^{69} + 4 q^{79} - 2 q^{81} - 4 q^{94}+O(q^{100}) \) 4 * q + 2 * q^6 + 2 * q^9 + 2 * q^16 + 2 * q^19 + 2 * q^24 - 4 * q^31 + 2 * q^34 - 8 * q^46 - 4 * q^49 + 2 * q^51 - 2 * q^54 - 4 * q^61 - 4 * q^64 - 8 * q^69 + 4 * q^79 - 2 * q^81 - 4 * q^94

Introduction

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Modular forms

Varieties

Fields

Representations

Groups

Database

Properties

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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	1425.1.t.b

Level	$1425$
Weight	$1$
Character orbit	1425.t
Analytic conductor	$0.711$
Analytic rank	$0$
Dimension	$4$
Projective image	$D_{3}$
CM discriminant	-15
Inner twists	$8$

Self dual:	no
Analytic conductor:	\(0.711167643002\)
Analytic rank:	\(0\)
Dimension:	\(4\)
Relative dimension:	\(2\) over \(\Q(\zeta_{6})\)
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:	\(\Z[a_1, a_2]\)
Coefficient ring index:	\( 1 \)
Twist minimal:	no (minimal twist has level 285)
Projective image:	\(D_{3}\)
Projective field:	Galois closure of 3.1.5415.1
Artin image:	$S_3\times C_{12}$
Artin field:	Galois closure of \(\mathbb{Q}[x]/(x^{24} - \cdots)\)

\(n\)	\(476\)	\(1027\)	\(1351\)
\(\chi(n)\)	\(-1\)	\(1\)	\(\zeta_{12}^{4}\)

$p$	$F_p(T)$
$2$	\( T^{4} - T^{2} + 1 \) T^4 - T^2 + 1
$3$	\( T^{4} - T^{2} + 1 \) T^4 - T^2 + 1
$5$	\( T^{4} \) T^4
$7$	\( T^{4} \) T^4
$11$	\( T^{4} \) T^4
$13$	\( T^{4} \) T^4
$17$	\( T^{4} - T^{2} + 1 \) T^4 - T^2 + 1
$19$	\( (T^{2} - T + 1)^{2} \) (T^2 - T + 1)^2
$23$	\( T^{4} - 4T^{2} + 16 \) T^4 - 4*T^2 + 16
$29$	\( T^{4} \) T^4
$31$	\( (T + 1)^{4} \) (T + 1)^4
$37$	\( T^{4} \) T^4
$41$	\( T^{4} \) T^4
$43$	\( T^{4} \) T^4
$47$	\( T^{4} - T^{2} + 1 \) T^4 - T^2 + 1
$53$	\( T^{4} - T^{2} + 1 \) T^4 - T^2 + 1
$59$	\( T^{4} \) T^4
$61$	\( (T^{2} + 2 T + 4)^{2} \) (T^2 + 2*T + 4)^2
$67$	\( T^{4} \) T^4
$71$	\( T^{4} \) T^4
$73$	\( T^{4} \) T^4
$79$	\( (T^{2} - 2 T + 4)^{2} \) (T^2 - 2*T + 4)^2
$83$	\( (T^{2} + 1)^{2} \) (T^2 + 1)^2
$89$	\( T^{4} \) T^4
$97$	\( T^{4} \) T^4
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\(n\):		e.g. 2-40 or 990-1000
Significant digits:
Format: