# Properties

 Label 7920.2.a.bo Level $7920$ Weight $2$ Character orbit 7920.a Self dual yes Analytic conductor $63.242$ Analytic rank $0$ Dimension $2$ CM no Inner twists $1$

# Related objects

## Newspace parameters

 Level: $$N$$ $$=$$ $$7920 = 2^{4} \cdot 3^{2} \cdot 5 \cdot 11$$ Weight: $$k$$ $$=$$ $$2$$ Character orbit: $$[\chi]$$ $$=$$ 7920.a (trivial)

## Newform invariants

 Self dual: yes Analytic conductor: $$63.2415184009$$ Analytic rank: $$0$$ Dimension: $$2$$ Coefficient field: $$\Q(\sqrt{13})$$ Defining polynomial: $$x^{2} - x - 3$$ Coefficient ring: $$\Z[a_1, \ldots, a_{7}]$$ Coefficient ring index: $$2$$ Twist minimal: no (minimal twist has level 660) Fricke sign: $$-1$$ Sato-Tate group: $\mathrm{SU}(2)$

## $q$-expansion

Coefficients of the $$q$$-expansion are expressed in terms of $$\beta = \sqrt{13}$$. We also show the integral $$q$$-expansion of the trace form.

 $$f(q)$$ $$=$$ $$q - q^{5} + ( -1 - \beta ) q^{7} +O(q^{10})$$ $$q - q^{5} + ( -1 - \beta ) q^{7} + q^{11} + ( -1 - \beta ) q^{13} + ( -3 - \beta ) q^{17} + 2 \beta q^{19} + q^{25} -8 q^{29} + ( -2 - 2 \beta ) q^{31} + ( 1 + \beta ) q^{35} + ( 4 - 2 \beta ) q^{37} -8 q^{41} + ( 7 - \beta ) q^{43} + ( 2 - 2 \beta ) q^{47} + ( 7 + 2 \beta ) q^{49} -2 q^{53} - q^{55} + 8 q^{59} + 2 \beta q^{61} + ( 1 + \beta ) q^{65} + 4 q^{67} -4 \beta q^{71} + ( -3 + \beta ) q^{73} + ( -1 - \beta ) q^{77} + ( 4 + 2 \beta ) q^{79} + ( -7 - \beta ) q^{83} + ( 3 + \beta ) q^{85} -6 q^{89} + ( 14 + 2 \beta ) q^{91} -2 \beta q^{95} + ( 2 - 4 \beta ) q^{97} +O(q^{100})$$ $$\operatorname{Tr}(f)(q)$$ $$=$$ $$2q - 2q^{5} - 2q^{7} + O(q^{10})$$ $$2q - 2q^{5} - 2q^{7} + 2q^{11} - 2q^{13} - 6q^{17} + 2q^{25} - 16q^{29} - 4q^{31} + 2q^{35} + 8q^{37} - 16q^{41} + 14q^{43} + 4q^{47} + 14q^{49} - 4q^{53} - 2q^{55} + 16q^{59} + 2q^{65} + 8q^{67} - 6q^{73} - 2q^{77} + 8q^{79} - 14q^{83} + 6q^{85} - 12q^{89} + 28q^{91} + 4q^{97} + O(q^{100})$$

## 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.

Label $$\iota_m(\nu)$$ $$a_{2}$$ $$a_{3}$$ $$a_{4}$$ $$a_{5}$$ $$a_{6}$$ $$a_{7}$$ $$a_{8}$$ $$a_{9}$$ $$a_{10}$$
1.1
 2.30278 −1.30278
0 0 0 −1.00000 0 −4.60555 0 0 0
1.2 0 0 0 −1.00000 0 2.60555 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
$$2$$ $$-1$$
$$3$$ $$-1$$
$$5$$ $$1$$
$$11$$ $$-1$$

## 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 7920.2.a.bo 2
3.b odd 2 1 2640.2.a.bc 2
4.b odd 2 1 1980.2.a.h 2
12.b even 2 1 660.2.a.e 2
20.d odd 2 1 9900.2.a.bl 2
20.e even 4 2 9900.2.c.q 4
60.h even 2 1 3300.2.a.w 2
60.l odd 4 2 3300.2.c.l 4
132.d odd 2 1 7260.2.a.w 2

By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
660.2.a.e 2 12.b even 2 1
1980.2.a.h 2 4.b odd 2 1
2640.2.a.bc 2 3.b odd 2 1
3300.2.a.w 2 60.h even 2 1
3300.2.c.l 4 60.l odd 4 2
7260.2.a.w 2 132.d odd 2 1
7920.2.a.bo 2 1.a even 1 1 trivial
9900.2.a.bl 2 20.d odd 2 1
9900.2.c.q 4 20.e even 4 2

## Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on $$S_{2}^{\mathrm{new}}(\Gamma_0(7920))$$:

 $$T_{7}^{2} + 2 T_{7} - 12$$ $$T_{13}^{2} + 2 T_{13} - 12$$ $$T_{17}^{2} + 6 T_{17} - 4$$ $$T_{19}^{2} - 52$$ $$T_{23}$$ $$T_{29} + 8$$

## Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ $$T^{2}$$
$3$ $$T^{2}$$
$5$ $$( 1 + T )^{2}$$
$7$ $$-12 + 2 T + T^{2}$$
$11$ $$( -1 + T )^{2}$$
$13$ $$-12 + 2 T + T^{2}$$
$17$ $$-4 + 6 T + T^{2}$$
$19$ $$-52 + T^{2}$$
$23$ $$T^{2}$$
$29$ $$( 8 + T )^{2}$$
$31$ $$-48 + 4 T + T^{2}$$
$37$ $$-36 - 8 T + T^{2}$$
$41$ $$( 8 + T )^{2}$$
$43$ $$36 - 14 T + T^{2}$$
$47$ $$-48 - 4 T + T^{2}$$
$53$ $$( 2 + T )^{2}$$
$59$ $$( -8 + T )^{2}$$
$61$ $$-52 + T^{2}$$
$67$ $$( -4 + T )^{2}$$
$71$ $$-208 + T^{2}$$
$73$ $$-4 + 6 T + T^{2}$$
$79$ $$-36 - 8 T + T^{2}$$
$83$ $$36 + 14 T + T^{2}$$
$89$ $$( 6 + T )^{2}$$
$97$ $$-204 - 4 T + T^{2}$$