# Properties

 Label 2541.2.a.j Level $2541$ Weight $2$ Character orbit 2541.a Self dual yes Analytic conductor $20.290$ Analytic rank $0$ Dimension $1$ CM no Inner twists $1$

# Related objects

Show commands: Magma / PariGP / SageMath

## Newspace parameters

comment: Compute space of new eigenforms

[N,k,chi] = [2541,2,Mod(1,2541)]

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

lf = mfeigenbasis(mf)

from sage.modular.dirichlet import DirichletCharacter

H = DirichletGroup(2541, base_ring=CyclotomicField(2))

chi = DirichletCharacter(H, H._module([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("2541.1");

S:= CuspForms(chi, 2);

N := Newforms(S);

 Level: $$N$$ $$=$$ $$2541 = 3 \cdot 7 \cdot 11^{2}$$ Weight: $$k$$ $$=$$ $$2$$ Character orbit: $$[\chi]$$ $$=$$ 2541.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: $$20.2899871536$$ Analytic rank: $$0$$ Dimension: $$1$$ Coefficient field: $$\mathbb{Q}$$ Coefficient ring: $$\mathbb{Z}$$ Coefficient ring index: $$1$$ Twist minimal: no (minimal twist has level 21) 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)

 $$f(q)$$ $$=$$ $$q + q^{2} + q^{3} - q^{4} - 2 q^{5} + q^{6} + q^{7} - 3 q^{8} + q^{9}+O(q^{10})$$ q + q^2 + q^3 - q^4 - 2 * q^5 + q^6 + q^7 - 3 * q^8 + q^9 $$q + q^{2} + q^{3} - q^{4} - 2 q^{5} + q^{6} + q^{7} - 3 q^{8} + q^{9} - 2 q^{10} - q^{12} + 2 q^{13} + q^{14} - 2 q^{15} - q^{16} + 6 q^{17} + q^{18} - 4 q^{19} + 2 q^{20} + q^{21} - 3 q^{24} - q^{25} + 2 q^{26} + q^{27} - q^{28} + 2 q^{29} - 2 q^{30} + 5 q^{32} + 6 q^{34} - 2 q^{35} - q^{36} + 6 q^{37} - 4 q^{38} + 2 q^{39} + 6 q^{40} - 2 q^{41} + q^{42} + 4 q^{43} - 2 q^{45} - q^{48} + q^{49} - q^{50} + 6 q^{51} - 2 q^{52} + 6 q^{53} + q^{54} - 3 q^{56} - 4 q^{57} + 2 q^{58} + 12 q^{59} + 2 q^{60} + 2 q^{61} + q^{63} + 7 q^{64} - 4 q^{65} + 4 q^{67} - 6 q^{68} - 2 q^{70} - 3 q^{72} + 6 q^{73} + 6 q^{74} - q^{75} + 4 q^{76} + 2 q^{78} + 16 q^{79} + 2 q^{80} + q^{81} - 2 q^{82} + 12 q^{83} - q^{84} - 12 q^{85} + 4 q^{86} + 2 q^{87} - 14 q^{89} - 2 q^{90} + 2 q^{91} + 8 q^{95} + 5 q^{96} + 18 q^{97} + q^{98}+O(q^{100})$$ q + q^2 + q^3 - q^4 - 2 * q^5 + q^6 + q^7 - 3 * q^8 + q^9 - 2 * q^10 - q^12 + 2 * q^13 + q^14 - 2 * q^15 - q^16 + 6 * q^17 + q^18 - 4 * q^19 + 2 * q^20 + q^21 - 3 * q^24 - q^25 + 2 * q^26 + q^27 - q^28 + 2 * q^29 - 2 * q^30 + 5 * q^32 + 6 * q^34 - 2 * q^35 - q^36 + 6 * q^37 - 4 * q^38 + 2 * q^39 + 6 * q^40 - 2 * q^41 + q^42 + 4 * q^43 - 2 * q^45 - q^48 + q^49 - q^50 + 6 * q^51 - 2 * q^52 + 6 * q^53 + q^54 - 3 * q^56 - 4 * q^57 + 2 * q^58 + 12 * q^59 + 2 * q^60 + 2 * q^61 + q^63 + 7 * q^64 - 4 * q^65 + 4 * q^67 - 6 * q^68 - 2 * q^70 - 3 * q^72 + 6 * q^73 + 6 * q^74 - q^75 + 4 * q^76 + 2 * q^78 + 16 * q^79 + 2 * q^80 + q^81 - 2 * q^82 + 12 * q^83 - q^84 - 12 * q^85 + 4 * q^86 + 2 * q^87 - 14 * q^89 - 2 * q^90 + 2 * q^91 + 8 * q^95 + 5 * q^96 + 18 * q^97 + q^98

## 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
 0
1.00000 1.00000 −1.00000 −2.00000 1.00000 1.00000 −3.00000 1.00000 −2.00000
 $$n$$: e.g. 2-40 or 990-1000 Significant digits: Format: Complex embeddings Normalized embeddings Satake parameters Satake angles

## Atkin-Lehner signs

$$p$$ Sign
$$3$$ $$-1$$
$$7$$ $$-1$$
$$11$$ $$-1$$

## 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 2541.2.a.j 1
3.b odd 2 1 7623.2.a.g 1
11.b odd 2 1 21.2.a.a 1
33.d even 2 1 63.2.a.a 1
44.c even 2 1 336.2.a.a 1
55.d odd 2 1 525.2.a.d 1
55.e even 4 2 525.2.d.a 2
77.b even 2 1 147.2.a.a 1
77.h odd 6 2 147.2.e.b 2
77.i even 6 2 147.2.e.c 2
88.b odd 2 1 1344.2.a.g 1
88.g even 2 1 1344.2.a.s 1
99.g even 6 2 567.2.f.b 2
99.h odd 6 2 567.2.f.g 2
132.d odd 2 1 1008.2.a.l 1
143.d odd 2 1 3549.2.a.c 1
165.d even 2 1 1575.2.a.c 1
165.l odd 4 2 1575.2.d.a 2
176.i even 4 2 5376.2.c.l 2
176.l odd 4 2 5376.2.c.r 2
187.b odd 2 1 6069.2.a.b 1
209.d even 2 1 7581.2.a.d 1
220.g even 2 1 8400.2.a.bn 1
231.h odd 2 1 441.2.a.f 1
231.k odd 6 2 441.2.e.b 2
231.l even 6 2 441.2.e.a 2
264.m even 2 1 4032.2.a.h 1
264.p odd 2 1 4032.2.a.k 1
308.g odd 2 1 2352.2.a.v 1
308.m odd 6 2 2352.2.q.e 2
308.n even 6 2 2352.2.q.x 2
385.h even 2 1 3675.2.a.n 1
616.g odd 2 1 9408.2.a.m 1
616.o even 2 1 9408.2.a.bv 1
924.n even 2 1 7056.2.a.p 1

By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
21.2.a.a 1 11.b odd 2 1
63.2.a.a 1 33.d even 2 1
147.2.a.a 1 77.b even 2 1
147.2.e.b 2 77.h odd 6 2
147.2.e.c 2 77.i even 6 2
336.2.a.a 1 44.c even 2 1
441.2.a.f 1 231.h odd 2 1
441.2.e.a 2 231.l even 6 2
441.2.e.b 2 231.k odd 6 2
525.2.a.d 1 55.d odd 2 1
525.2.d.a 2 55.e even 4 2
567.2.f.b 2 99.g even 6 2
567.2.f.g 2 99.h odd 6 2
1008.2.a.l 1 132.d odd 2 1
1344.2.a.g 1 88.b odd 2 1
1344.2.a.s 1 88.g even 2 1
1575.2.a.c 1 165.d even 2 1
1575.2.d.a 2 165.l odd 4 2
2352.2.a.v 1 308.g odd 2 1
2352.2.q.e 2 308.m odd 6 2
2352.2.q.x 2 308.n even 6 2
2541.2.a.j 1 1.a even 1 1 trivial
3549.2.a.c 1 143.d odd 2 1
3675.2.a.n 1 385.h even 2 1
4032.2.a.h 1 264.m even 2 1
4032.2.a.k 1 264.p odd 2 1
5376.2.c.l 2 176.i even 4 2
5376.2.c.r 2 176.l odd 4 2
6069.2.a.b 1 187.b odd 2 1
7056.2.a.p 1 924.n even 2 1
7581.2.a.d 1 209.d even 2 1
7623.2.a.g 1 3.b odd 2 1
8400.2.a.bn 1 220.g even 2 1
9408.2.a.m 1 616.g odd 2 1
9408.2.a.bv 1 616.o even 2 1

## Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on $$S_{2}^{\mathrm{new}}(\Gamma_0(2541))$$:

 $$T_{2} - 1$$ T2 - 1 $$T_{5} + 2$$ T5 + 2 $$T_{13} - 2$$ T13 - 2

## Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ $$T - 1$$
$3$ $$T - 1$$
$5$ $$T + 2$$
$7$ $$T - 1$$
$11$ $$T$$
$13$ $$T - 2$$
$17$ $$T - 6$$
$19$ $$T + 4$$
$23$ $$T$$
$29$ $$T - 2$$
$31$ $$T$$
$37$ $$T - 6$$
$41$ $$T + 2$$
$43$ $$T - 4$$
$47$ $$T$$
$53$ $$T - 6$$
$59$ $$T - 12$$
$61$ $$T - 2$$
$67$ $$T - 4$$
$71$ $$T$$
$73$ $$T - 6$$
$79$ $$T - 16$$
$83$ $$T - 12$$
$89$ $$T + 14$$
$97$ $$T - 18$$