LMFDB - Newform orbit 315.2.j.c

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms

[N,k,chi] = [315,2,Mod(46,315)]

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

lf = mfeigenbasis(mf)

from sage.modular.dirichlet import DirichletCharacter

H = DirichletGroup(315, base_ring=CyclotomicField(6))

chi = DirichletCharacter(H, H._module([0, 0, 4]))

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

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

chi := DirichletCharacter("315.46");

S:= CuspForms(chi, 2);

N := Newforms(S);

Level:	$ N $	$=$	$ 315 = 3^{2} \cdot 5 \cdot 7 $
Weight:	$ k $	$=$	$ 2 $
Character orbit:	$[\chi]$	$=$	315.j (of order $3$, 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:	$2.51528766367$
Analytic rank:	$0$
Dimension:	$4$
Relative dimension:	$2$ over $\Q(\zeta_{3})$
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:	$\Z[a_1, \ldots, a_{7}]$
Coefficient ring index:	$ 1 $
Twist minimal:	no (minimal twist has level 105)
Sato-Tate group:	$\mathrm{SU}(2)[C_{3}]$

Character values

We give the values of $\chi$ on generators for $\left(\mathbb{Z}/315\mathbb{Z}\right)^\times$.

$n$	$127$	$136$	$281$
$\chi(n)$	$1$	$-\zeta_{12}^{2}$	$1$

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} $

46.1

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

−1.36603

−

2.36603i

−2.73205

4.73205i

0.500000

0.866025i

0.866025

−

2.50000i

9.46410

1.36603

−

2.36603i

46.2

0.366025

0.633975i

0.732051

−

1.26795i

0.500000

0.866025i

−0.866025

2.50000i

2.53590

−0.366025

0.633975i

226.1

−1.36603

2.36603i

−2.73205

−

4.73205i

0.500000

−

0.866025i

0.866025

2.50000i

9.46410

1.36603

2.36603i

226.2

0.366025

−

0.633975i

0.732051

1.26795i

0.500000

−

0.866025i

−0.866025

−

2.50000i

2.53590

−0.366025

−

0.633975i

Inner twists

Char	Parity	Ord	Mult	Type
1.a	even	1	1	trivial
7.c	even	3	1	inner

Twists

By twisting character orbit
Char	Parity	Ord	Mult	Type	Twist	Min	Dim
1.a	even	1	1	trivial	315.2.j.c		4
3.b	odd	2	1		105.2.i.d	✓	4
7.c	even	3	1	inner	315.2.j.c		4
7.c	even	3	1		2205.2.a.z		2
7.d	odd	6	1		2205.2.a.ba		2
12.b	even	2	1		1680.2.bg.o		4
15.d	odd	2	1		525.2.i.f		4
15.e	even	4	1		525.2.r.a		4
15.e	even	4	1		525.2.r.f		4
21.c	even	2	1		735.2.i.l		4
21.g	even	6	1		735.2.a.h		2
21.g	even	6	1		735.2.i.l		4
21.h	odd	6	1		105.2.i.d	✓	4
21.h	odd	6	1		735.2.a.g		2
84.n	even	6	1		1680.2.bg.o		4
105.o	odd	6	1		525.2.i.f		4
105.o	odd	6	1		3675.2.a.bg		2
105.p	even	6	1		3675.2.a.be		2
105.x	even	12	1		525.2.r.a		4
105.x	even	12	1		525.2.r.f		4

By twisted newform orbit
Twist	Min	Dim	Char	Parity	Ord	Mult	Type
105.2.i.d	✓	4	3.b	odd	2	1
105.2.i.d	✓	4	21.h	odd	6	1
315.2.j.c		4	1.a	even	1	1	trivial
315.2.j.c		4	7.c	even	3	1	inner
525.2.i.f		4	15.d	odd	2	1
525.2.i.f		4	105.o	odd	6	1
525.2.r.a		4	15.e	even	4	1
525.2.r.a		4	105.x	even	12	1
525.2.r.f		4	15.e	even	4	1
525.2.r.f		4	105.x	even	12	1
735.2.a.g		2	21.h	odd	6	1
735.2.a.h		2	21.g	even	6	1
735.2.i.l		4	21.c	even	2	1
735.2.i.l		4	21.g	even	6	1
1680.2.bg.o		4	12.b	even	2	1
1680.2.bg.o		4	84.n	even	6	1
2205.2.a.z		2	7.c	even	3	1
2205.2.a.ba		2	7.d	odd	6	1
3675.2.a.be		2	105.p	even	6	1
3675.2.a.bg		2	105.o	odd	6	1

This newform subspace can be constructed as the kernel of the linear operator $ T_{2}^{4} + 2T_{2}^{3} + 6T_{2}^{2} - 4T_{2} + 4 $ T2^4 + 2*T2^3 + 6*T2^2 - 4*T2 + 4 acting on $S_{2}^{\mathrm{new}}(315, [\chi])$.

Hecke characteristic polynomials

$p$	$F_p(T)$
$2$	$ T^{4} + 2 T^{3} + \cdots + 4 $ T^4 + 2T^3 + 6T^2 - 4*T + 4
$3$	$ T^{4} $ T^4
$5$	$ (T^{2} - T + 1)^{2} $ (T^2 - T + 1)^2
$7$	$ T^{4} + 11T^{2} + 49 $ T^4 + 11*T^2 + 49
$11$	$ T^{4} + 2 T^{3} + \cdots + 4 $ T^4 + 2T^3 + 6T^2 - 4*T + 4
$13$	$ (T^{2} - 8 T + 13)^{2} $ (T^2 - 8*T + 13)^2
$17$	$ T^{4} - 10 T^{3} + \cdots + 484 $ T^4 - 10T^3 + 78T^2 - 220*T + 484
$19$	$ T^{4} + 2 T^{3} + \cdots + 121 $ T^4 + 2T^3 + 15T^2 - 22*T + 121
$23$	$ T^{4} + 6 T^{3} + \cdots + 36 $ T^4 + 6T^3 + 30T^2 + 36*T + 36
$29$	$ (T^{2} + 2 T - 26)^{2} $ (T^2 + 2*T - 26)^2
$31$	$ T^{4} + 6 T^{3} + \cdots + 9 $ T^4 + 6T^3 + 39T^2 - 18*T + 9
$37$	$ T^{4} + 4 T^{3} + \cdots + 529 $ T^4 + 4T^3 + 39T^2 - 92*T + 529
$41$	$ (T^{2} + 2 T - 2)^{2} $ (T^2 + 2*T - 2)^2
$43$	$ (T^{2} + 4 T - 23)^{2} $ (T^2 + 4*T - 23)^2
$47$	$ (T^{2} - 2 T + 4)^{2} $ (T^2 - 2*T + 4)^2
$53$	$ T^{4} - 4 T^{3} + \cdots + 10816 $ T^4 - 4T^3 + 120T^2 + 416*T + 10816
$59$	$ T^{4} - 10 T^{3} + \cdots + 4 $ T^4 - 10T^3 + 102T^2 + 20*T + 4
$61$	$ (T^{2} + 4 T + 16)^{2} $ (T^2 + 4*T + 16)^2
$67$	$ T^{4} - 12 T^{3} + \cdots + 1521 $ T^4 - 12T^3 + 183T^2 + 468*T + 1521
$71$	$ (T^{2} + 2 T - 26)^{2} $ (T^2 + 2*T - 26)^2
$73$	$ T^{4} + 8 T^{3} + \cdots + 3481 $ T^4 + 8T^3 + 123T^2 - 472*T + 3481
$79$	$ T^{4} + 6 T^{3} + \cdots + 9801 $ T^4 + 6T^3 + 135T^2 - 594*T + 9801
$83$	$ (T^{2} + 6 T - 138)^{2} $ (T^2 + 6*T - 138)^2
$89$	$ T^{4} - 6 T^{3} + \cdots + 19044 $ T^4 - 6T^3 + 174T^2 + 828*T + 19044
$97$	$ (T^{2} - 16 T + 16)^{2} $ (T^2 - 16*T + 16)^2
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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:	\( N \)	\(=\)	\( 315 = 3^{2} \cdot 5 \cdot 7 \)
Weight:	\( k \)	\(=\)	\( 2 \)
Character orbit:	\([\chi]\)	\(=\)	315.j (of order \(3\), degree \(2\), minimal)

\(f(q)\)	\(=\)	\( q + (\zeta_{12}^{3} - \zeta_{12}^{2} + \zeta_{12}) q^{2} + ( - 4 \zeta_{12}^{3} + 2 \zeta_{12}^{2} + \cdots - 2) q^{4}+ \cdots + (2 \zeta_{12}^{3} - 4 \zeta_{12} + 6) q^{8}+O(q^{10}) \) q + (z^3 - z^2 + z) * q^2 + (-4z^3 + 2z^2 + 2z - 2) q^4 + z^2 * q^5 + (3z^3 - z) q^7 + (2z^3 - 4z + 6) * q^8	\( q + (\zeta_{12}^{3} - \zeta_{12}^{2} + \zeta_{12}) q^{2} + ( - 4 \zeta_{12}^{3} + 2 \zeta_{12}^{2} + \cdots - 2) q^{4}+ \cdots + ( - 13 \zeta_{12}^{3} + 8 \zeta_{12}^{2} + \cdots - 5) q^{98}+O(q^{100}) \) q + (z^3 - z^2 + z) * q^2 + (-4z^3 + 2z^2 + 2z - 2) q^4 + z^2 * q^5 + (3z^3 - z) q^7 + (2z^3 - 4z + 6) * q^8 + (2z^3 - z^2 - z + 1) q^10 + (2z^3 + z^2 - z - 1) q^11 + (-z^3 + 2z + 4) q^13 + (-2z^3 + z^2 + 3z - 5) * q^14 + (4z^3 - 8z^2 + 4z) q^16 + (-2z^3 - 5z^2 + z + 5) * q^17 + (2z^3 - z^2 + 2z) * q^19 + (-2z^3 + 4z - 2) * q^20 - 2 * q^22 + (z^3 - 3z^2 + z) q^23 + (z^2 - 1) * q^25 + (3z^3 - z^2 + 3z) * q^26 + (-2z^3 + 8z^2 - 4z + 2) q^28 + (3z^3 - 6z - 1) * q^29 + (4z^3 + 3z^2 - 2z - 3) q^31 + (-16z^3 + 8z^2 + 8z - 8) q^32 + (-4z^3 + 8z - 2) * q^34 + (2z^3 - 3z) * q^35 + (-3z^3 - 2z^2 - 3z) q^37 + (-6z^3 + 7z^2 + 3z - 7) q^38 + (-2z^3 + 6z^2 - 2z) q^40 + (z^3 - 2z - 1) q^41 + (3z^3 - 6z - 2) * q^43 + 4z^2 q^44 + (-8z^3 + 6z^2 + 4z - 6) q^46 + 2z^2 q^47 + (-5z^2 - 3) q^49 + (z^3 - 2z + 1) q^50 + (-12z^3 + 2z^2 + 6z - 2) q^52 + (12z^3 - 2z^2 - 6z + 2) q^53 + (z^3 - 2z - 1) q^55 + (18z^3 - 10z^2 - 6z + 8) q^56 + (2z^3 - 8z^2 + 2z) q^58 + (-6z^3 - 5z^2 + 3z + 5) q^59 - 4z^2 q^61 + (z^3 - 2z - 3) q^62 + (8z^3 - 16z + 16) * q^64 + (z^3 + 4z^2 + z) q^65 + (10z^3 - 6z^2 - 5z + 6) q^67 + (-8z^3 + 4z^2 - 8z) q^68 + (z^3 - 4z^2 + 2z - 1) * q^70 + (-3z^3 + 6z - 1) * q^71 + (-10z^3 + 4z^2 + 5z - 4) q^73 + (2z^3 - 7z^2 - z + 7) * q^74 + (6z^3 - 12z + 14) * q^76 + (-z^3 - 4z^2 - 2z - 1) * q^77 + (-6z^3 - 3z^2 - 6z) q^79 + (8z^3 - 8z^2 - 4z + 8) q^80 - 2z^2 q^82 + (-7z^3 + 14z - 3) * q^83 + (-z^3 + 2z + 5) q^85 + (z^3 - 7z^2 + z) q^86 + (8z^3 - 4z) * q^88 + (-7z^3 + 3z^2 - 7z) q^89 + (12z^3 + 5z^2 - 4z - 4) q^91 + (8z^3 - 16z + 12) * q^92 + (4z^3 - 2z^2 - 2z + 2) q^94 + (4z^3 - z^2 - 2z + 1) * q^95 + (4z^3 - 8z + 8) * q^97 + (-13z^3 + 8z^2 + 2z - 5) q^98
\(\operatorname{Tr}(f)(q)\)	\(=\)	\( 4 q - 2 q^{2} - 4 q^{4} + 2 q^{5} + 24 q^{8}+O(q^{10}) \) 4 * q - 2 * q^2 - 4 * q^4 + 2 * q^5 + 24 * q^8	\( 4 q - 2 q^{2} - 4 q^{4} + 2 q^{5} + 24 q^{8} + 2 q^{10} - 2 q^{11} + 16 q^{13} - 18 q^{14} - 16 q^{16} + 10 q^{17} - 2 q^{19} - 8 q^{20} - 8 q^{22} - 6 q^{23} - 2 q^{25} - 2 q^{26} + 24 q^{28} - 4 q^{29} - 6 q^{31} - 16 q^{32} - 8 q^{34} - 4 q^{37} - 14 q^{38} + 12 q^{40} - 4 q^{41} - 8 q^{43} + 8 q^{44} - 12 q^{46} + 4 q^{47} - 22 q^{49} + 4 q^{50} - 4 q^{52} + 4 q^{53} - 4 q^{55} + 12 q^{56} - 16 q^{58} + 10 q^{59} - 8 q^{61} - 12 q^{62} + 64 q^{64} + 8 q^{65} + 12 q^{67} + 8 q^{68} - 12 q^{70} - 4 q^{71} - 8 q^{73} + 14 q^{74} + 56 q^{76} - 12 q^{77} - 6 q^{79} + 16 q^{80} - 4 q^{82} - 12 q^{83} + 20 q^{85} - 14 q^{86} + 6 q^{89} - 6 q^{91} + 48 q^{92} + 4 q^{94} + 2 q^{95} + 32 q^{97} - 4 q^{98}+O(q^{100}) \) 4 * q - 2 * q^2 - 4 * q^4 + 2 * q^5 + 24 * q^8 + 2 * q^10 - 2 * q^11 + 16 * q^13 - 18 * q^14 - 16 * q^16 + 10 * q^17 - 2 * q^19 - 8 * q^20 - 8 * q^22 - 6 * q^23 - 2 * q^25 - 2 * q^26 + 24 * q^28 - 4 * q^29 - 6 * q^31 - 16 * q^32 - 8 * q^34 - 4 * q^37 - 14 * q^38 + 12 * q^40 - 4 * q^41 - 8 * q^43 + 8 * q^44 - 12 * q^46 + 4 * q^47 - 22 * q^49 + 4 * q^50 - 4 * q^52 + 4 * q^53 - 4 * q^55 + 12 * q^56 - 16 * q^58 + 10 * q^59 - 8 * q^61 - 12 * q^62 + 64 * q^64 + 8 * q^65 + 12 * q^67 + 8 * q^68 - 12 * q^70 - 4 * q^71 - 8 * q^73 + 14 * q^74 + 56 * q^76 - 12 * q^77 - 6 * q^79 + 16 * q^80 - 4 * q^82 - 12 * q^83 + 20 * q^85 - 14 * q^86 + 6 * q^89 - 6 * q^91 + 48 * q^92 + 4 * q^94 + 2 * q^95 + 32 * q^97 - 4 * q^98

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	315.2.j.c

Level	$315$
Weight	$2$
Character orbit	315.j
Analytic conductor	$2.515$
Analytic rank	$0$
Dimension	$4$
Inner twists	$2$

Self dual:	no
Analytic conductor:	\(2.51528766367\)
Analytic rank:	\(0\)
Dimension:	\(4\)
Relative dimension:	\(2\) over \(\Q(\zeta_{3})\)
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:	\(\Z[a_1, \ldots, a_{7}]\)
Coefficient ring index:	\( 1 \)
Twist minimal:	no (minimal twist has level 105)
Sato-Tate group:	$\mathrm{SU}(2)[C_{3}]$

\(n\)	\(127\)	\(136\)	\(281\)
\(\chi(n)\)	\(1\)	\(-\zeta_{12}^{2}\)	\(1\)

$p$	$F_p(T)$
$2$	\( T^{4} + 2 T^{3} + \cdots + 4 \) T^4 + 2T^3 + 6T^2 - 4*T + 4
$3$	\( T^{4} \) T^4
$5$	\( (T^{2} - T + 1)^{2} \) (T^2 - T + 1)^2
$7$	\( T^{4} + 11T^{2} + 49 \) T^4 + 11*T^2 + 49
$11$	\( T^{4} + 2 T^{3} + \cdots + 4 \) T^4 + 2T^3 + 6T^2 - 4*T + 4
$13$	\( (T^{2} - 8 T + 13)^{2} \) (T^2 - 8*T + 13)^2
$17$	\( T^{4} - 10 T^{3} + \cdots + 484 \) T^4 - 10T^3 + 78T^2 - 220*T + 484
$19$	\( T^{4} + 2 T^{3} + \cdots + 121 \) T^4 + 2T^3 + 15T^2 - 22*T + 121
$23$	\( T^{4} + 6 T^{3} + \cdots + 36 \) T^4 + 6T^3 + 30T^2 + 36*T + 36
$29$	\( (T^{2} + 2 T - 26)^{2} \) (T^2 + 2*T - 26)^2
$31$	\( T^{4} + 6 T^{3} + \cdots + 9 \) T^4 + 6T^3 + 39T^2 - 18*T + 9
$37$	\( T^{4} + 4 T^{3} + \cdots + 529 \) T^4 + 4T^3 + 39T^2 - 92*T + 529
$41$	\( (T^{2} + 2 T - 2)^{2} \) (T^2 + 2*T - 2)^2
$43$	\( (T^{2} + 4 T - 23)^{2} \) (T^2 + 4*T - 23)^2
$47$	\( (T^{2} - 2 T + 4)^{2} \) (T^2 - 2*T + 4)^2
$53$	\( T^{4} - 4 T^{3} + \cdots + 10816 \) T^4 - 4T^3 + 120T^2 + 416*T + 10816
$59$	\( T^{4} - 10 T^{3} + \cdots + 4 \) T^4 - 10T^3 + 102T^2 + 20*T + 4
$61$	\( (T^{2} + 4 T + 16)^{2} \) (T^2 + 4*T + 16)^2
$67$	\( T^{4} - 12 T^{3} + \cdots + 1521 \) T^4 - 12T^3 + 183T^2 + 468*T + 1521
$71$	\( (T^{2} + 2 T - 26)^{2} \) (T^2 + 2*T - 26)^2
$73$	\( T^{4} + 8 T^{3} + \cdots + 3481 \) T^4 + 8T^3 + 123T^2 - 472*T + 3481
$79$	\( T^{4} + 6 T^{3} + \cdots + 9801 \) T^4 + 6T^3 + 135T^2 - 594*T + 9801
$83$	\( (T^{2} + 6 T - 138)^{2} \) (T^2 + 6*T - 138)^2
$89$	\( T^{4} - 6 T^{3} + \cdots + 19044 \) T^4 - 6T^3 + 174T^2 + 828*T + 19044
$97$	\( (T^{2} - 16 T + 16)^{2} \) (T^2 - 16*T + 16)^2
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\(n\):		e.g. 2-40 or 990-1000
Significant digits:
Format: