# Properties

 Label 7360.2.a.bp Level $7360$ Weight $2$ Character orbit 7360.a Self dual yes Analytic conductor $58.770$ Analytic rank $0$ Dimension $2$ CM no Inner twists $1$

# Related objects

Show commands: Magma / PariGP / SageMath

## Newspace parameters

comment: Compute space of new eigenforms

[N,k,chi] = [7360,2,Mod(1,7360)]

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

lf = mfeigenbasis(mf)

from sage.modular.dirichlet import DirichletCharacter

H = DirichletGroup(7360, base_ring=CyclotomicField(2))

chi = DirichletCharacter(H, H._module([0, 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("7360.1");

S:= CuspForms(chi, 2);

N := Newforms(S);

 Level: $$N$$ $$=$$ $$7360 = 2^{6} \cdot 5 \cdot 23$$ Weight: $$k$$ $$=$$ $$2$$ Character orbit: $$[\chi]$$ $$=$$ 7360.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: $$58.7698958877$$ Analytic rank: $$0$$ Dimension: $$2$$ Coefficient field: $$\Q(\sqrt{17})$$ comment: defining polynomial  gp: f.mod \\ as an extension of the character field Defining polynomial: $$x^{2} - x - 4$$ x^2 - x - 4 Coefficient ring: $$\Z[a_1, a_2, a_3]$$ Coefficient ring index: $$1$$ Twist minimal: no (minimal twist has level 920) 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)

Coefficients of the $$q$$-expansion are expressed in terms of $$\beta = \frac{1}{2}(1 + \sqrt{17})$$. We also show the integral $$q$$-expansion of the trace form.

 $$f(q)$$ $$=$$ $$q + \beta q^{3} + q^{5} + (\beta - 1) q^{7} + (\beta + 1) q^{9}+O(q^{10})$$ q + b * q^3 + q^5 + (b - 1) * q^7 + (b + 1) * q^9 $$q + \beta q^{3} + q^{5} + (\beta - 1) q^{7} + (\beta + 1) q^{9} + 2 q^{11} + ( - \beta + 2) q^{13} + \beta q^{15} + (\beta + 3) q^{17} + 2 q^{19} + 4 q^{21} - q^{23} + q^{25} + ( - \beta + 4) q^{27} + ( - 2 \beta + 5) q^{29} + ( - 2 \beta - 3) q^{31} + 2 \beta q^{33} + (\beta - 1) q^{35} + (\beta + 1) q^{37} + (\beta - 4) q^{39} + ( - 2 \beta + 1) q^{41} + 4 \beta q^{43} + (\beta + 1) q^{45} + (3 \beta - 4) q^{47} + ( - \beta - 2) q^{49} + (4 \beta + 4) q^{51} + (\beta - 7) q^{53} + 2 q^{55} + 2 \beta q^{57} + (\beta + 3) q^{59} + (2 \beta + 4) q^{61} + (\beta + 3) q^{63} + ( - \beta + 2) q^{65} + (\beta + 9) q^{67} - \beta q^{69} - 5 q^{71} + ( - \beta + 6) q^{73} + \beta q^{75} + (2 \beta - 2) q^{77} + ( - 2 \beta - 4) q^{79} - 7 q^{81} + (3 \beta - 3) q^{83} + (\beta + 3) q^{85} + (3 \beta - 8) q^{87} + 8 q^{89} + (2 \beta - 6) q^{91} + ( - 5 \beta - 8) q^{93} + 2 q^{95} + ( - 2 \beta + 2) q^{97} + (2 \beta + 2) q^{99} +O(q^{100})$$ q + b * q^3 + q^5 + (b - 1) * q^7 + (b + 1) * q^9 + 2 * q^11 + (-b + 2) * q^13 + b * q^15 + (b + 3) * q^17 + 2 * q^19 + 4 * q^21 - q^23 + q^25 + (-b + 4) * q^27 + (-2*b + 5) * q^29 + (-2*b - 3) * q^31 + 2*b * q^33 + (b - 1) * q^35 + (b + 1) * q^37 + (b - 4) * q^39 + (-2*b + 1) * q^41 + 4*b * q^43 + (b + 1) * q^45 + (3*b - 4) * q^47 + (-b - 2) * q^49 + (4*b + 4) * q^51 + (b - 7) * q^53 + 2 * q^55 + 2*b * q^57 + (b + 3) * q^59 + (2*b + 4) * q^61 + (b + 3) * q^63 + (-b + 2) * q^65 + (b + 9) * q^67 - b * q^69 - 5 * q^71 + (-b + 6) * q^73 + b * q^75 + (2*b - 2) * q^77 + (-2*b - 4) * q^79 - 7 * q^81 + (3*b - 3) * q^83 + (b + 3) * q^85 + (3*b - 8) * q^87 + 8 * q^89 + (2*b - 6) * q^91 + (-5*b - 8) * q^93 + 2 * q^95 + (-2*b + 2) * q^97 + (2*b + 2) * q^99 $$\operatorname{Tr}(f)(q)$$ $$=$$ $$2 q + q^{3} + 2 q^{5} - q^{7} + 3 q^{9}+O(q^{10})$$ 2 * q + q^3 + 2 * q^5 - q^7 + 3 * q^9 $$2 q + q^{3} + 2 q^{5} - q^{7} + 3 q^{9} + 4 q^{11} + 3 q^{13} + q^{15} + 7 q^{17} + 4 q^{19} + 8 q^{21} - 2 q^{23} + 2 q^{25} + 7 q^{27} + 8 q^{29} - 8 q^{31} + 2 q^{33} - q^{35} + 3 q^{37} - 7 q^{39} + 4 q^{43} + 3 q^{45} - 5 q^{47} - 5 q^{49} + 12 q^{51} - 13 q^{53} + 4 q^{55} + 2 q^{57} + 7 q^{59} + 10 q^{61} + 7 q^{63} + 3 q^{65} + 19 q^{67} - q^{69} - 10 q^{71} + 11 q^{73} + q^{75} - 2 q^{77} - 10 q^{79} - 14 q^{81} - 3 q^{83} + 7 q^{85} - 13 q^{87} + 16 q^{89} - 10 q^{91} - 21 q^{93} + 4 q^{95} + 2 q^{97} + 6 q^{99}+O(q^{100})$$ 2 * q + q^3 + 2 * q^5 - q^7 + 3 * q^9 + 4 * q^11 + 3 * q^13 + q^15 + 7 * q^17 + 4 * q^19 + 8 * q^21 - 2 * q^23 + 2 * q^25 + 7 * q^27 + 8 * q^29 - 8 * q^31 + 2 * q^33 - q^35 + 3 * q^37 - 7 * q^39 + 4 * q^43 + 3 * q^45 - 5 * q^47 - 5 * q^49 + 12 * q^51 - 13 * q^53 + 4 * q^55 + 2 * q^57 + 7 * q^59 + 10 * q^61 + 7 * q^63 + 3 * q^65 + 19 * q^67 - q^69 - 10 * q^71 + 11 * q^73 + q^75 - 2 * q^77 - 10 * q^79 - 14 * q^81 - 3 * q^83 + 7 * q^85 - 13 * q^87 + 16 * q^89 - 10 * q^91 - 21 * q^93 + 4 * q^95 + 2 * q^97 + 6 * q^99

## 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
 −1.56155 2.56155
0 −1.56155 0 1.00000 0 −2.56155 0 −0.561553 0
1.2 0 2.56155 0 1.00000 0 1.56155 0 3.56155 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
$$2$$ $$1$$
$$5$$ $$-1$$
$$23$$ $$1$$

## 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 7360.2.a.bp 2
4.b odd 2 1 7360.2.a.bl 2
8.b even 2 1 920.2.a.e 2
8.d odd 2 1 1840.2.a.o 2
24.h odd 2 1 8280.2.a.bf 2
40.e odd 2 1 9200.2.a.bq 2
40.f even 2 1 4600.2.a.t 2
40.i odd 4 2 4600.2.e.n 4

By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
920.2.a.e 2 8.b even 2 1
1840.2.a.o 2 8.d odd 2 1
4600.2.a.t 2 40.f even 2 1
4600.2.e.n 4 40.i odd 4 2
7360.2.a.bl 2 4.b odd 2 1
7360.2.a.bp 2 1.a even 1 1 trivial
8280.2.a.bf 2 24.h odd 2 1
9200.2.a.bq 2 40.e odd 2 1

## Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on $$S_{2}^{\mathrm{new}}(\Gamma_0(7360))$$:

 $$T_{3}^{2} - T_{3} - 4$$ T3^2 - T3 - 4 $$T_{7}^{2} + T_{7} - 4$$ T7^2 + T7 - 4 $$T_{11} - 2$$ T11 - 2 $$T_{13}^{2} - 3T_{13} - 2$$ T13^2 - 3*T13 - 2 $$T_{17}^{2} - 7T_{17} + 8$$ T17^2 - 7*T17 + 8

## Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ $$T^{2}$$
$3$ $$T^{2} - T - 4$$
$5$ $$(T - 1)^{2}$$
$7$ $$T^{2} + T - 4$$
$11$ $$(T - 2)^{2}$$
$13$ $$T^{2} - 3T - 2$$
$17$ $$T^{2} - 7T + 8$$
$19$ $$(T - 2)^{2}$$
$23$ $$(T + 1)^{2}$$
$29$ $$T^{2} - 8T - 1$$
$31$ $$T^{2} + 8T - 1$$
$37$ $$T^{2} - 3T - 2$$
$41$ $$T^{2} - 17$$
$43$ $$T^{2} - 4T - 64$$
$47$ $$T^{2} + 5T - 32$$
$53$ $$T^{2} + 13T + 38$$
$59$ $$T^{2} - 7T + 8$$
$61$ $$T^{2} - 10T + 8$$
$67$ $$T^{2} - 19T + 86$$
$71$ $$(T + 5)^{2}$$
$73$ $$T^{2} - 11T + 26$$
$79$ $$T^{2} + 10T + 8$$
$83$ $$T^{2} + 3T - 36$$
$89$ $$(T - 8)^{2}$$
$97$ $$T^{2} - 2T - 16$$