LMFDB - Newform orbit 3528.1.bp.a

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms

[N,k,chi] = [3528,1,Mod(1501,3528)]

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

lf = mfeigenbasis(mf)

from sage.modular.dirichlet import DirichletCharacter

H = DirichletGroup(3528, base_ring=CyclotomicField(6))

chi = DirichletCharacter(H, H._module([0, 3, 4, 1]))

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

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

chi := DirichletCharacter("3528.1501");

S:= CuspForms(chi, 1);

N := Newforms(S);

Level:	$N$	$=$	$3528 = 2^{3} \cdot 3^{2} \cdot 7^{2}$
Weight:	$k$	$=$	$1$
Character orbit:	$[\chi]$	$=$	3528.bp (of order $6$ , degree $2$ , not 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:	$1.76070136457$
Analytic rank:	$0$
Dimension:	$2$
Coefficient field:	$\Q(\zeta_{6})$
comment: defining polynomial gp: f.mod \\ as an extension of the character field
Defining polynomial:	$x^{2} - x + 1$ x^2 - x + 1
Coefficient ring:	$\Z[a_1, a_2, a_3]$
Coefficient ring index:	$1$
Twist minimal:	no (minimal twist has level 504)
Projective image:	$D_{3}$
Projective field:	Galois closure of 3.1.4536.1
Artin image:	$C_3\times S_3$
Artin field:	Galois closure of 6.0.697019904.2

$q$ -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.

$f(q)$	$=$	$q + q^{2} - \zeta_{6} q^{3} + q^{4} + \zeta_{6} q^{5} - \zeta_{6} q^{6} + q^{8} + \zeta_{6}^{2} q^{9} + \zeta_{6} q^{10} - \zeta_{6} q^{12} + 2 \zeta_{6}^{2} q^{13} - \zeta_{6}^{2} q^{15} + q^{16} + \cdots - \zeta_{6} q^{96} +O(q^{100})$ q + q^2 - z * q^3 + q^4 + z * q^5 - z * q^6 + q^8 + z^2 * q^9 + z * q^10 - z * q^12 + 2z^2 q^13 - z^2 * q^15 + q^16 + z^2 * q^18 - z^2 * q^19 + z * q^20 + z * q^23 - z * q^24 + 2z^2 q^26 + q^27 - z^2 * q^30 + q^32 + z^2 * q^36 - z^2 * q^38 + 2 * q^39 + z * q^40 - q^45 + z * q^46 - z * q^48 + 2z^2 q^52 + q^54 - q^57 + 2 * q^59 - z^2 * q^60 - q^61 + q^64 - 2 * q^65 - z^2 * q^69 - q^71 + z^2 * q^72 - z^2 * q^76 + 2 * q^78 - q^79 + z * q^80 - z * q^81 - 2z q^83 - q^90 + z * q^92 + q^95 - z * q^96
$\operatorname{Tr}(f)(q)$	$=$	$2 q + 2 q^{2} - q^{3} + 2 q^{4} + q^{5} - q^{6} + 2 q^{8} - q^{9} + q^{10} - q^{12} - 2 q^{13} + q^{15} + 2 q^{16} - q^{18} + q^{19} + q^{20} + q^{23} - q^{24} - 2 q^{26} + 2 q^{27} + q^{30}+ \cdots - q^{96}+O(q^{100})$ 2 * q + 2 * q^2 - q^3 + 2 * q^4 + q^5 - q^6 + 2 * q^8 - q^9 + q^10 - q^12 - 2 * q^13 + q^15 + 2 * q^16 - q^18 + q^19 + q^20 + q^23 - q^24 - 2 * q^26 + 2 * q^27 + q^30 + 2 * q^32 - q^36 + q^38 + 4 * q^39 + q^40 - 2 * q^45 + q^46 - q^48 - 2 * q^52 + 2 * q^54 - 2 * q^57 + 4 * q^59 + q^60 - 2 * q^61 + 2 * q^64 - 4 * q^65 + q^69 - 2 * q^71 - q^72 + q^76 + 4 * q^78 - 2 * q^79 + q^80 - q^81 - 2 * q^83 - 2 * q^90 + q^92 + 2 * q^95 - q^96

Character values

We give the values of $\chi$ on generators for $\left(\mathbb{Z}/3528\mathbb{Z}\right)^\times$ .

$n$	$785$	$1081$	$1765$	$2647$
$\chi(n)$	$\zeta_{6}^{2}$	$-\zeta_{6}^{2}$	$-1$	$1$

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}

1501.1

0.500000	−	0.866025i
0.500000	+	0.866025i

1.00000

−0.500000

0.866025i

1.00000

0.500000

−

0.866025i

−0.500000

0.866025i

1.00000

−0.500000

−

0.866025i

0.500000

−

0.866025i

3253.1

1.00000

−0.500000

−

0.866025i

1.00000

0.500000

0.866025i

−0.500000

−

0.866025i

1.00000

−0.500000

0.866025i

0.500000

0.866025i

Inner twists

Char	Parity	Ord	Mult	Type
1.a	even	1	1	trivial
56.h	odd	2	1	CM by $\Q(\sqrt{-14})$
63.h	even	3	1	inner
504.bp	odd	6	1	inner

Twists

By twisting character orbit
Char	Parity	Ord	Mult	Type	Twist	Min	Dim
1.a	even	1	1	trivial	3528.1.bp.a		2
7.b	odd	2	1		3528.1.bp.b		2
7.c	even	3	1		504.1.bn.b	yes	2
7.c	even	3	1		3528.1.cw.a		2
7.d	odd	6	1		504.1.bn.a	✓	2
7.d	odd	6	1		3528.1.cw.b		2
8.b	even	2	1		3528.1.bp.b		2
9.c	even	3	1		3528.1.cw.a		2
21.g	even	6	1		1512.1.bn.b		2
21.h	odd	6	1		1512.1.bn.a		2
28.f	even	6	1		2016.1.bv.b		2
28.g	odd	6	1		2016.1.bv.a		2
56.h	odd	2	1	CM	3528.1.bp.a		2
56.j	odd	6	1		504.1.bn.b	yes	2
56.j	odd	6	1		3528.1.cw.a		2
56.k	odd	6	1		2016.1.bv.b		2
56.m	even	6	1		2016.1.bv.a		2
56.p	even	6	1		504.1.bn.a	✓	2
56.p	even	6	1		3528.1.cw.b		2
63.g	even	3	1		504.1.bn.b	yes	2
63.h	even	3	1	inner	3528.1.bp.a		2
63.k	odd	6	1		504.1.bn.a	✓	2
63.l	odd	6	1		3528.1.cw.b		2
63.n	odd	6	1		1512.1.bn.a		2
63.s	even	6	1		1512.1.bn.b		2
63.t	odd	6	1		3528.1.bp.b		2
72.n	even	6	1		3528.1.cw.b		2
168.s	odd	6	1		1512.1.bn.b		2
168.ba	even	6	1		1512.1.bn.a		2
252.n	even	6	1		2016.1.bv.b		2
252.bl	odd	6	1		2016.1.bv.a		2
504.w	even	6	1		504.1.bn.a	✓	2
504.y	even	6	1		1512.1.bn.a		2
504.ba	odd	6	1		2016.1.bv.b		2
504.bn	odd	6	1		3528.1.cw.a		2
504.bp	odd	6	1	inner	3528.1.bp.a		2
504.cq	even	6	1		3528.1.bp.b		2
504.cw	odd	6	1		504.1.bn.b	yes	2
504.cz	even	6	1		2016.1.bv.a		2
504.db	odd	6	1		1512.1.bn.b		2

By twisted newform orbit
Twist	Min	Dim	Char	Parity	Ord	Mult	Type
504.1.bn.a	✓	2	7.d	odd	6	1
504.1.bn.a	✓	2	56.p	even	6	1
504.1.bn.a	✓	2	63.k	odd	6	1
504.1.bn.a	✓	2	504.w	even	6	1
504.1.bn.b	yes	2	7.c	even	3	1
504.1.bn.b	yes	2	56.j	odd	6	1
504.1.bn.b	yes	2	63.g	even	3	1
504.1.bn.b	yes	2	504.cw	odd	6	1
1512.1.bn.a		2	21.h	odd	6	1
1512.1.bn.a		2	63.n	odd	6	1
1512.1.bn.a		2	168.ba	even	6	1
1512.1.bn.a		2	504.y	even	6	1
1512.1.bn.b		2	21.g	even	6	1
1512.1.bn.b		2	63.s	even	6	1
1512.1.bn.b		2	168.s	odd	6	1
1512.1.bn.b		2	504.db	odd	6	1
2016.1.bv.a		2	28.g	odd	6	1
2016.1.bv.a		2	56.m	even	6	1
2016.1.bv.a		2	252.bl	odd	6	1
2016.1.bv.a		2	504.cz	even	6	1
2016.1.bv.b		2	28.f	even	6	1
2016.1.bv.b		2	56.k	odd	6	1
2016.1.bv.b		2	252.n	even	6	1
2016.1.bv.b		2	504.ba	odd	6	1
3528.1.bp.a		2	1.a	even	1	1	trivial
3528.1.bp.a		2	56.h	odd	2	1	CM
3528.1.bp.a		2	63.h	even	3	1	inner
3528.1.bp.a		2	504.bp	odd	6	1	inner
3528.1.bp.b		2	7.b	odd	2	1
3528.1.bp.b		2	8.b	even	2	1
3528.1.bp.b		2	63.t	odd	6	1
3528.1.bp.b		2	504.cq	even	6	1
3528.1.cw.a		2	7.c	even	3	1
3528.1.cw.a		2	9.c	even	3	1
3528.1.cw.a		2	56.j	odd	6	1
3528.1.cw.a		2	504.bn	odd	6	1
3528.1.cw.b		2	7.d	odd	6	1
3528.1.cw.b		2	56.p	even	6	1
3528.1.cw.b		2	63.l	odd	6	1
3528.1.cw.b		2	72.n	even	6	1

Hecke kernels

This newform subspace can be constructed as the kernel of the linear operator $T_{5}^{2} - T_{5} + 1$ T5^2 - T5 + 1 acting on $S_{1}^{\mathrm{new}}(3528, [\chi])$ .

Hecke characteristic polynomials

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

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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	3528.1.bp.a

Level	$3528$
Weight	$1$
Character orbit	3528.bp
Analytic conductor	$1.761$
Analytic rank	$0$
Dimension	$2$
Projective image	$D_{3}$
CM discriminant	-56
Inner twists	$4$