LMFDB - Newform orbit 943.1.n.b

Show commands: Magma / PariGP / SageMath

Newspace parameters

comment: Compute space of new eigenforms

[N,k,chi] = [943,1,Mod(367,943)]

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

lf = mfeigenbasis(mf)

from sage.modular.dirichlet import DirichletCharacter

H = DirichletGroup(943, base_ring=CyclotomicField(20))

chi = DirichletCharacter(H, H._module([10, 3]))

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

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

chi := DirichletCharacter("943.367");

S:= CuspForms(chi, 1);

N := Newforms(S);

Level:	$ N $	$=$	$ 943 = 23 \cdot 41 $
Weight:	$ k $	$=$	$ 1 $
Character orbit:	$[\chi]$	$=$	943.n (of order $20$, degree $8$, 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:	$0.470618306913$
Analytic rank:	$0$
Dimension:	$16$
Relative dimension:	$2$ over $\Q(\zeta_{20})$
Coefficient field:	$\Q(\zeta_{60})$
comment: defining polynomial gp: f.mod \\ as an extension of the character field
Defining polynomial:	$ x^{16} + x^{14} - x^{10} - x^{8} - x^{6} + x^{2} + 1 $ x^16 + x^14 - x^10 - x^8 - x^6 + x^2 + 1
Coefficient ring:	$\Z[a_1, a_2, a_3]$
Coefficient ring index:	$ 1 $
Twist minimal:	yes
Projective image:	$D_{60}$
Projective field:	Galois closure of $\mathbb{Q}[x]/(x^{60} - \cdots)$

Character values

We give the values of $\chi$ on generators for $\left(\mathbb{Z}/943\mathbb{Z}\right)^\times$.

$n$	$47$	$534$
$\chi(n)$	$\zeta_{60}^{9}$	$-1$

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} $

367.1

0.994522	+	0.104528i
−0.406737	−	0.913545i
0.406737	−	0.913545i
−0.994522	+	0.104528i
0.207912	+	0.978148i
0.743145	−	0.669131i
0.207912	−	0.978148i
0.743145	+	0.669131i
−0.743145	−	0.669131i
−0.207912	+	0.978148i
−0.743145	+	0.669131i
−0.207912	−	0.978148i
0.994522	−	0.104528i
−0.406737	+	0.913545i
0.406737	+	0.913545i
−0.994522	−	0.104528i

−1.27276

0.413545i

1.09905

1.09905i

0.639886

−

0.464905i

−1.85334

−

0.944322i

0.164446

−

0.226341i

1.41582i

367.2

1.86055

−

0.604528i

−1.32028

−

1.32028i

2.28716

−

1.66172i

−3.25460

−

1.65830i

2.10094

−

2.89169i

2.48629i

390.1

−1.86055

−

0.604528i

−0.506809

−

0.506809i

2.28716

1.66172i

0.636561

1.24932i

−2.10094

−

2.89169i

−

0.486290i

390.2

1.27276

0.413545i

−0.889993

−

0.889993i

0.639886

0.464905i

−0.764697

−

1.50080i

−0.164446

−

0.226341i

0.584177i

459.1

−0.122881

0.169131i

1.18606

1.18606i

0.295511

0.909491i

−0.346343

0.0548553i

−0.388960

−

0.126381i

1.81347i

459.2

1.07394

−

1.47815i

0.0740142

0.0740142i

−0.722562

−

2.22382i

0.188891

−

0.0299173i

−2.32545

−

0.755585i

−

0.989044i

528.1

−0.122881

−

0.169131i

1.18606

−

1.18606i

0.295511

−

0.909491i

−0.346343

−

0.0548553i

−0.388960

0.126381i

−

1.81347i

528.2

1.07394

1.47815i

0.0740142

−

0.0740142i

−0.722562

2.22382i

0.188891

0.0299173i

−2.32545

0.755585i

0.989044i

620.1

−1.07394

−

1.47815i

−1.41228

−

1.41228i

−0.722562

2.22382i

−0.570857

3.60425i

2.32545

−

0.755585i

2.98904i

620.2

0.122881

0.169131i

0.770236

0.770236i

0.295511

−

0.909491i

−0.0356234

0.224918i

0.388960

−

0.126381i

0.186527i

689.1

−1.07394

1.47815i

−1.41228

1.41228i

−0.722562

−

2.22382i

−0.570857

−

3.60425i

2.32545

0.755585i

−

2.98904i

689.2

0.122881

−

0.169131i

0.770236

−

0.770236i

0.295511

0.909491i

−0.0356234

−

0.224918i

0.388960

0.126381i

−

0.186527i

758.1

−1.27276

−

0.413545i

1.09905

−

1.09905i

0.639886

0.464905i

−1.85334

0.944322i

0.164446

0.226341i

−

1.41582i

758.2

1.86055

0.604528i

−1.32028

1.32028i

2.28716

1.66172i

−3.25460

1.65830i

2.10094

2.89169i

−

2.48629i

781.1

−1.86055

0.604528i

−0.506809

0.506809i

2.28716

−

1.66172i

0.636561

−

1.24932i

−2.10094

2.89169i

0.486290i

781.2

1.27276

−

0.413545i

−0.889993

0.889993i

0.639886

−

0.464905i

−0.764697

1.50080i

−0.164446

0.226341i

−

0.584177i

Inner twists

Char	Parity	Ord	Mult	Type
1.a	even	1	1	trivial
23.b	odd	2	1	CM by $\Q(\sqrt{-23}) $
41.g	even	20	1	inner
943.n	odd	20	1	inner

Twists

By twisting character orbit
Char	Parity	Ord	Mult	Type	Twist	Min	Dim
1.a	even	1	1	trivial	943.1.n.b	✓	16
23.b	odd	2	1	CM	943.1.n.b	✓	16
41.g	even	20	1	inner	943.1.n.b	✓	16
943.n	odd	20	1	inner	943.1.n.b	✓	16

By twisted newform orbit
Twist	Min	Dim	Char	Parity	Ord	Mult	Type
943.1.n.b	✓	16	1.a	even	1	1	trivial
943.1.n.b	✓	16	23.b	odd	2	1	CM
943.1.n.b	✓	16	41.g	even	20	1	inner
943.1.n.b	✓	16	943.n	odd	20	1	inner

This newform subspace can be constructed as the kernel of the linear operator $ T_{2}^{16} - 7T_{2}^{14} + 28T_{2}^{12} - 89T_{2}^{10} + 315T_{2}^{8} - 589T_{2}^{6} + 508T_{2}^{4} + 13T_{2}^{2} + 1 $ T2^16 - 7*T2^14 + 28*T2^12 - 89*T2^10 + 315*T2^8 - 589*T2^6 + 508*T2^4 + 13*T2^2 + 1 acting on $S_{1}^{\mathrm{new}}(943, [\chi])$.

Hecke characteristic polynomials

$p$	$F_p(T)$
$2$	$ T^{16} - 7 T^{14} + \cdots + 1 $ T^16 - 7T^14 + 28T^12 - 89T^10 + 315T^8 - 589T^6 + 508T^4 + 13*T^2 + 1
$3$	$ T^{16} + 2 T^{15} + \cdots + 1 $ T^16 + 2T^15 + 2T^14 - 2T^13 + 17T^12 + 30T^11 + 28T^10 - 26T^9 + 90T^8 + 126T^7 + 98T^6 - 60T^5 + 112T^4 + 122T^3 + 72T^2 - 12*T + 1
$5$	$ T^{16} $ T^16
$7$	$ T^{16} $ T^16
$11$	$ T^{16} $ T^16
$13$	$ T^{16} - 2 T^{15} + \cdots + 1 $ T^16 - 2T^15 + 2T^14 - 8T^13 + 7T^12 + 10T^11 + 23T^10 - 44T^9 - 106T^7 + 103T^6 - 50T^5 + 207T^4 + 38T^3 + 77T^2 - 18T + 1
$17$	$ T^{16} $ T^16
$19$	$ T^{16} $ T^16
$23$	$ (T^{4} + T^{3} + T^{2} + \cdots + 1)^{4} $ (T^4 + T^3 + T^2 + T + 1)^4
$29$	$ T^{16} + 8 T^{15} + \cdots + 1 $ T^16 + 8T^15 + 37T^14 + 122T^13 + 312T^12 + 650T^11 + 1133T^10 + 1676T^9 + 2135T^8 + 2344T^7 + 2213T^6 + 1840T^5 + 1302T^4 + 658T^3 + 187T^2 + 22*T + 1
$31$	$ T^{16} + T^{14} + \cdots + 1 $ T^16 + T^14 + 12T^12 + 43T^10 + 75T^8 + 7T^6 + 32T^4 + 9T^2 + 1
$37$	$ T^{16} $ T^16
$41$	$ (T^{8} - T^{7} + T^{5} + \cdots + 1)^{2} $ (T^8 - T^7 + T^5 - T^4 + T^3 - T + 1)^2
$43$	$ T^{16} $ T^16
$47$	$ T^{16} - 2 T^{15} + \cdots + 1 $ T^16 - 2T^15 - 3T^14 + 12T^13 - 8T^12 - 10T^11 + 33T^10 - 24T^9 + 15T^8 - 36T^7 - 87T^6 + 20T^5 + 142T^4 + 48T^3 + 87T^2 - 8*T + 1
$53$	$ T^{16} $ T^16
$59$	$ (T^{4} + 2 T^{3} + 4 T^{2} + \cdots + 1)^{4} $ (T^4 + 2T^3 + 4T^2 + 3*T + 1)^4
$61$	$ T^{16} $ T^16
$67$	$ T^{16} $ T^16
$71$	$ T^{16} + 2 T^{15} + \cdots + 1 $ T^16 + 2T^15 + 2T^14 - 2T^13 - 13T^12 - 30T^11 - 57T^10 - 76T^9 + 286T^7 + 783T^6 + 1170T^5 + 1027T^4 + 502T^3 + 117T^2 + 8T + 1
$73$	$ (T^{8} + 7 T^{6} + 14 T^{4} + \cdots + 1)^{2} $ (T^8 + 7T^6 + 14T^4 + 8*T^2 + 1)^2
$79$	$ T^{16} $ T^16
$83$	$ T^{16} $ T^16
$89$	$ T^{16} $ T^16
$97$	$ T^{16} $ T^16
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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:	\( N \)	\(=\)	\( 943 = 23 \cdot 41 \)
Weight:	\( k \)	\(=\)	\( 1 \)
Character orbit:	\([\chi]\)	\(=\)	943.n (of order \(20\), degree \(8\), minimal)

\(f(q)\)	\(=\)	\( q + (\zeta_{60}^{19} - \zeta_{60}^{5}) q^{2} + (\zeta_{60}^{14} + \zeta_{60}) q^{3} + ( - \zeta_{60}^{24} + \cdots - \zeta_{60}^{8}) q^{4}+ \cdots + (\zeta_{60}^{28} + \cdots + \zeta_{60}^{2}) q^{9}+O(q^{10}) \) q + (z^19 - z^5) * q^2 + (z^14 + z) * q^3 + (-z^24 + z^10 - z^8) * q^4 + (z^20 - z^19 - z^6 - z^3) * q^6 + (z^29 - z^27 - z^15 - z^13) * q^8 + (z^28 + z^15 + z^2) * q^9	\( q + (\zeta_{60}^{19} - \zeta_{60}^{5}) q^{2} + (\zeta_{60}^{14} + \zeta_{60}) q^{3} + ( - \zeta_{60}^{24} + \cdots - \zeta_{60}^{8}) q^{4}+ \cdots + (\zeta_{60}^{26} + \zeta_{60}^{10}) q^{98}+O(q^{100}) \) q + (z^19 - z^5) * q^2 + (z^14 + z) * q^3 + (-z^24 + z^10 - z^8) * q^4 + (z^20 - z^19 - z^6 - z^3) * q^6 + (z^29 - z^27 - z^15 - z^13) * q^8 + (z^28 + z^15 + z^2) * q^9 + (-z^25 + z^24 - z^22 + z^11 - z^9 + z^8) * q^12 + (z^8 - z) * q^13 + (z^20 + z^18 + z^16 - z^4 + z^2) * q^16 + (z^21 - z^20 - z^17 - z^7 - z^4 + z^3) * q^18 + z^12 * q^23 + (-z^29 - z^28 + z^27 - z^16 + z^14 - z^13 + z^11 - 1) * q^24 + z^18 * q^25 + (z^27 - z^20 - z^13 + z^6) * q^26 + (z^29 + z^16 - z^12 + z^3) * q^27 + (z^23 - z^10) * q^29 + (z^7 + z^5) * q^31 + (-z^25 - z^23 + z^21 + z^9 - z^7 - z^5) * q^32 + (-z^26 + z^25 - z^23 + z^22 + z^12 - z^10 + z^9 - z^8 + z^6) * q^36 + (z^22 - z^15 + z^9 - z^2) * q^39 - z^22 * q^41 + (-z^17 - z) * q^46 + (z^25 - z^14) * q^47 + (z^21 - z^19 + z^18 + z^17 - z^16 + z^5 - z^4 - z^3 + z^2 - 1) * q^48 - z^21 * q^49 + (-z^23 - z^7) * q^50 + (z^25 + z^18 - z^16 - z^11 + z^9 + z^2) * q^52 + (z^22 - z^21 - z^18 + z^17 - z^8 - z^5 + z^4 + z) * q^54 + (-z^29 - z^28 + z^15 - z^12) * q^58 + (-z^18 - z^6) * q^59 + (z^26 + z^24 - z^12 - z^10) * q^62 + (-z^28 + z^26 - z^24 - z^14 + z^12 - z^10 - 1) * q^64 + (z^26 + z^13) * q^69 + (z^29 - z^28) * q^71 + (-z^29 + z^28 - z^27 + z^25 - z^17 + z^15 - z^14 + z^13 + z^12 - z^11 - z + 1) * q^72 + (-z^26 - z^4) * q^73 + (z^19 - z^2) * q^75 + (z^28 - z^27 - z^21 + z^20 - z^14 - z^11 + z^7 + z^4) * q^78 + (-z^26 + z^17 + z^13 + z^4 + 1) * q^81 + (z^27 + z^11) * q^82 + (-z^11 - z^7) * q^87 + (z^22 - z^20 + z^6) * q^92 + (z^21 + z^19 + z^8 + z^6) * q^93 + (z^19 - z^14 + z^3 + 1) * q^94 + (-z^26 + z^24 - z^23 - z^22 + z^21 - z^19 - z^10 + z^9 + z^8 - z^7 - z^6 + z^5) * q^96 + (z^26 + z^10) * q^98
\(\operatorname{Tr}(f)(q)\)	\(=\)	\( 16 q - 2 q^{3} + 10 q^{4} - 12 q^{6}+O(q^{10}) \) 16 * q - 2 * q^3 + 10 * q^4 - 12 * q^6	\( 16 q - 2 q^{3} + 10 q^{4} - 12 q^{6} + 2 q^{13} - 6 q^{16} + 6 q^{18} - 4 q^{23} - 22 q^{24} + 4 q^{25} + 12 q^{26} + 6 q^{27} - 8 q^{29} - 10 q^{36} + 2 q^{41} + 2 q^{47} - 18 q^{48} - 6 q^{54} + 2 q^{58} - 8 q^{59} - 10 q^{62} - 6 q^{64} - 2 q^{69} - 2 q^{71} + 16 q^{72} + 2 q^{75} - 2 q^{78} - 12 q^{81} + 10 q^{92} + 6 q^{93} + 18 q^{94} - 10 q^{96} + 6 q^{98}+O(q^{100}) \) 16 * q - 2 * q^3 + 10 * q^4 - 12 * q^6 + 2 * q^13 - 6 * q^16 + 6 * q^18 - 4 * q^23 - 22 * q^24 + 4 * q^25 + 12 * q^26 + 6 * q^27 - 8 * q^29 - 10 * q^36 + 2 * q^41 + 2 * q^47 - 18 * q^48 - 6 * q^54 + 2 * q^58 - 8 * q^59 - 10 * q^62 - 6 * q^64 - 2 * q^69 - 2 * q^71 + 16 * q^72 + 2 * q^75 - 2 * q^78 - 12 * q^81 + 10 * q^92 + 6 * q^93 + 18 * q^94 - 10 * q^96 + 6 * q^98

Introduction

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Modular forms

Varieties

Fields

Representations

Groups

Database

Properties

Related objects

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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	943.1.n.b

Level	$943$
Weight	$1$
Character orbit	943.n
Analytic conductor	$0.471$
Analytic rank	$0$
Dimension	$16$
Projective image	$D_{60}$
CM discriminant	-23
Inner twists	$4$

Self dual:	no
Analytic conductor:	\(0.470618306913\)
Analytic rank:	\(0\)
Dimension:	\(16\)
Relative dimension:	\(2\) over \(\Q(\zeta_{20})\)
Coefficient field:	\(\Q(\zeta_{60})\)
comment: defining polynomial gp: f.mod \\ as an extension of the character field
Defining polynomial:	\( x^{16} + x^{14} - x^{10} - x^{8} - x^{6} + x^{2} + 1 \) x^16 + x^14 - x^10 - x^8 - x^6 + x^2 + 1
Coefficient ring:	\(\Z[a_1, a_2, a_3]\)
Coefficient ring index:	\( 1 \)
Twist minimal:	yes
Projective image:	\(D_{60}\)
Projective field:	Galois closure of \(\mathbb{Q}[x]/(x^{60} - \cdots)\)

\(n\):		e.g. 2-40 or 990-1000
Embeddings:		e.g. 1-3 or 367.2
Significant digits:
Format:

$p$	$F_p(T)$
$2$	\( T^{16} - 7 T^{14} + \cdots + 1 \) T^16 - 7T^14 + 28T^12 - 89T^10 + 315T^8 - 589T^6 + 508T^4 + 13*T^2 + 1
$3$	\( T^{16} + 2 T^{15} + \cdots + 1 \) T^16 + 2T^15 + 2T^14 - 2T^13 + 17T^12 + 30T^11 + 28T^10 - 26T^9 + 90T^8 + 126T^7 + 98T^6 - 60T^5 + 112T^4 + 122T^3 + 72T^2 - 12*T + 1
$5$	\( T^{16} \) T^16
$7$	\( T^{16} \) T^16
$11$	\( T^{16} \) T^16
$13$	\( T^{16} - 2 T^{15} + \cdots + 1 \) T^16 - 2T^15 + 2T^14 - 8T^13 + 7T^12 + 10T^11 + 23T^10 - 44T^9 - 106T^7 + 103T^6 - 50T^5 + 207T^4 + 38T^3 + 77T^2 - 18T + 1
$17$	\( T^{16} \) T^16
$19$	\( T^{16} \) T^16
$23$	\( (T^{4} + T^{3} + T^{2} + \cdots + 1)^{4} \) (T^4 + T^3 + T^2 + T + 1)^4
$29$	\( T^{16} + 8 T^{15} + \cdots + 1 \) T^16 + 8T^15 + 37T^14 + 122T^13 + 312T^12 + 650T^11 + 1133T^10 + 1676T^9 + 2135T^8 + 2344T^7 + 2213T^6 + 1840T^5 + 1302T^4 + 658T^3 + 187T^2 + 22*T + 1
$31$	\( T^{16} + T^{14} + \cdots + 1 \) T^16 + T^14 + 12T^12 + 43T^10 + 75T^8 + 7T^6 + 32T^4 + 9T^2 + 1
$37$	\( T^{16} \) T^16
$41$	\( (T^{8} - T^{7} + T^{5} + \cdots + 1)^{2} \) (T^8 - T^7 + T^5 - T^4 + T^3 - T + 1)^2
$43$	\( T^{16} \) T^16
$47$	\( T^{16} - 2 T^{15} + \cdots + 1 \) T^16 - 2T^15 - 3T^14 + 12T^13 - 8T^12 - 10T^11 + 33T^10 - 24T^9 + 15T^8 - 36T^7 - 87T^6 + 20T^5 + 142T^4 + 48T^3 + 87T^2 - 8*T + 1
$53$	\( T^{16} \) T^16
$59$	\( (T^{4} + 2 T^{3} + 4 T^{2} + \cdots + 1)^{4} \) (T^4 + 2T^3 + 4T^2 + 3*T + 1)^4
$61$	\( T^{16} \) T^16
$67$	\( T^{16} \) T^16
$71$	\( T^{16} + 2 T^{15} + \cdots + 1 \) T^16 + 2T^15 + 2T^14 - 2T^13 - 13T^12 - 30T^11 - 57T^10 - 76T^9 + 286T^7 + 783T^6 + 1170T^5 + 1027T^4 + 502T^3 + 117T^2 + 8T + 1
$73$	\( (T^{8} + 7 T^{6} + 14 T^{4} + \cdots + 1)^{2} \) (T^8 + 7T^6 + 14T^4 + 8*T^2 + 1)^2
$79$	\( T^{16} \) T^16
$83$	\( T^{16} \) T^16
$89$	\( T^{16} \) T^16
$97$	\( T^{16} \) T^16
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\(n\)	\(47\)	\(534\)
\(\chi(n)\)	\(\zeta_{60}^{9}\)	\(-1\)