# Properties

 Label 2925.2.a.t Level $2925$ Weight $2$ Character orbit 2925.a Self dual yes Analytic conductor $23.356$ 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] = [2925,2,Mod(1,2925)]

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

lf = mfeigenbasis(mf)

from sage.modular.dirichlet import DirichletCharacter

H = DirichletGroup(2925, 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("2925.1");

S:= CuspForms(chi, 2);

N := Newforms(S);

 Level: $$N$$ $$=$$ $$2925 = 3^{2} \cdot 5^{2} \cdot 13$$ Weight: $$k$$ $$=$$ $$2$$ Character orbit: $$[\chi]$$ $$=$$ 2925.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: $$23.3562425912$$ Analytic rank: $$0$$ Dimension: $$1$$ Coefficient field: $$\mathbb{Q}$$ Coefficient ring: $$\mathbb{Z}$$ Coefficient ring index: $$1$$ Twist minimal: no (minimal twist has level 195) 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)

 $$f(q)$$ $$=$$ $$q + 2 q^{2} + 2 q^{4} + 3 q^{7}+O(q^{10})$$ q + 2 * q^2 + 2 * q^4 + 3 * q^7 $$q + 2 q^{2} + 2 q^{4} + 3 q^{7} + 5 q^{11} - q^{13} + 6 q^{14} - 4 q^{16} + 5 q^{17} + 2 q^{19} + 10 q^{22} - q^{23} - 2 q^{26} + 6 q^{28} - 10 q^{29} - 2 q^{31} - 8 q^{32} + 10 q^{34} + 3 q^{37} + 4 q^{38} + 9 q^{41} + 4 q^{43} + 10 q^{44} - 2 q^{46} + 10 q^{47} + 2 q^{49} - 2 q^{52} + 9 q^{53} - 20 q^{58} - 11 q^{61} - 4 q^{62} - 8 q^{64} + 4 q^{67} + 10 q^{68} - 15 q^{71} - 6 q^{73} + 6 q^{74} + 4 q^{76} + 15 q^{77} - 11 q^{79} + 18 q^{82} + 8 q^{83} + 8 q^{86} + 11 q^{89} - 3 q^{91} - 2 q^{92} + 20 q^{94} + 9 q^{97} + 4 q^{98}+O(q^{100})$$ q + 2 * q^2 + 2 * q^4 + 3 * q^7 + 5 * q^11 - q^13 + 6 * q^14 - 4 * q^16 + 5 * q^17 + 2 * q^19 + 10 * q^22 - q^23 - 2 * q^26 + 6 * q^28 - 10 * q^29 - 2 * q^31 - 8 * q^32 + 10 * q^34 + 3 * q^37 + 4 * q^38 + 9 * q^41 + 4 * q^43 + 10 * q^44 - 2 * q^46 + 10 * q^47 + 2 * q^49 - 2 * q^52 + 9 * q^53 - 20 * q^58 - 11 * q^61 - 4 * q^62 - 8 * q^64 + 4 * q^67 + 10 * q^68 - 15 * q^71 - 6 * q^73 + 6 * q^74 + 4 * q^76 + 15 * q^77 - 11 * q^79 + 18 * q^82 + 8 * q^83 + 8 * q^86 + 11 * q^89 - 3 * q^91 - 2 * q^92 + 20 * q^94 + 9 * q^97 + 4 * 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
2.00000 0 2.00000 0 0 3.00000 0 0 0
 $$n$$: e.g. 2-40 or 990-1000 Significant digits: Format: Complex embeddings Normalized embeddings Satake parameters Satake angles

## Atkin-Lehner signs

$$p$$ Sign
$$3$$ $$-1$$
$$5$$ $$1$$
$$13$$ $$1$$

## 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 2925.2.a.t 1
3.b odd 2 1 975.2.a.b 1
5.b even 2 1 585.2.a.a 1
5.c odd 4 2 2925.2.c.d 2
15.d odd 2 1 195.2.a.d 1
15.e even 4 2 975.2.c.b 2
20.d odd 2 1 9360.2.a.w 1
60.h even 2 1 3120.2.a.n 1
65.d even 2 1 7605.2.a.v 1
105.g even 2 1 9555.2.a.t 1
195.e odd 2 1 2535.2.a.b 1

By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
195.2.a.d 1 15.d odd 2 1
585.2.a.a 1 5.b even 2 1
975.2.a.b 1 3.b odd 2 1
975.2.c.b 2 15.e even 4 2
2535.2.a.b 1 195.e odd 2 1
2925.2.a.t 1 1.a even 1 1 trivial
2925.2.c.d 2 5.c odd 4 2
3120.2.a.n 1 60.h even 2 1
7605.2.a.v 1 65.d even 2 1
9360.2.a.w 1 20.d odd 2 1
9555.2.a.t 1 105.g even 2 1

## Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on $$S_{2}^{\mathrm{new}}(\Gamma_0(2925))$$:

 $$T_{2} - 2$$ T2 - 2 $$T_{7} - 3$$ T7 - 3 $$T_{11} - 5$$ T11 - 5

## Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ $$T - 2$$
$3$ $$T$$
$5$ $$T$$
$7$ $$T - 3$$
$11$ $$T - 5$$
$13$ $$T + 1$$
$17$ $$T - 5$$
$19$ $$T - 2$$
$23$ $$T + 1$$
$29$ $$T + 10$$
$31$ $$T + 2$$
$37$ $$T - 3$$
$41$ $$T - 9$$
$43$ $$T - 4$$
$47$ $$T - 10$$
$53$ $$T - 9$$
$59$ $$T$$
$61$ $$T + 11$$
$67$ $$T - 4$$
$71$ $$T + 15$$
$73$ $$T + 6$$
$79$ $$T + 11$$
$83$ $$T - 8$$
$89$ $$T - 11$$
$97$ $$T - 9$$