Properties

 Label 2940.2.bb.c Level $2940$ Weight $2$ Character orbit 2940.bb Analytic conductor $23.476$ Analytic rank $0$ Dimension $4$ CM no Inner twists $4$

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Newspace parameters

 Level: $$N$$ $$=$$ $$2940 = 2^{2} \cdot 3 \cdot 5 \cdot 7^{2}$$ Weight: $$k$$ $$=$$ $$2$$ Character orbit: $$[\chi]$$ $$=$$ 2940.bb (of order $$6$$, degree $$2$$, not minimal)

Newform invariants

 Self dual: no Analytic conductor: $$23.4760181943$$ Analytic rank: $$0$$ Dimension: $$4$$ Relative dimension: $$2$$ over $$\Q(\zeta_{6})$$ Coefficient field: $$\Q(\zeta_{12})$$ Defining polynomial: $$x^{4} - x^{2} + 1$$ Coefficient ring: $$\Z[a_1, a_2, a_3]$$ Coefficient ring index: $$1$$ Twist minimal: no (minimal twist has level 420) Sato-Tate group: $\mathrm{SU}(2)[C_{6}]$

$q$-expansion

Coefficients of the $$q$$-expansion are expressed in terms of a primitive root of unity $$\zeta_{12}$$. We also show the integral $$q$$-expansion of the trace form.

 $$f(q)$$ $$=$$ $$q -\zeta_{12} q^{3} + ( -\zeta_{12} - 2 \zeta_{12}^{2} + \zeta_{12}^{3} ) q^{5} + \zeta_{12}^{2} q^{9} +O(q^{10})$$ $$q -\zeta_{12} q^{3} + ( -\zeta_{12} - 2 \zeta_{12}^{2} + \zeta_{12}^{3} ) q^{5} + \zeta_{12}^{2} q^{9} + ( 4 - 4 \zeta_{12}^{2} ) q^{11} + 6 \zeta_{12}^{3} q^{13} + ( 1 + 2 \zeta_{12}^{3} ) q^{15} -2 \zeta_{12} q^{17} -6 \zeta_{12}^{2} q^{19} + ( 2 \zeta_{12} - 2 \zeta_{12}^{3} ) q^{23} + ( -3 + 4 \zeta_{12} + 3 \zeta_{12}^{2} ) q^{25} -\zeta_{12}^{3} q^{27} -6 q^{29} + ( -2 + 2 \zeta_{12}^{2} ) q^{31} + ( -4 \zeta_{12} + 4 \zeta_{12}^{3} ) q^{33} + ( 4 \zeta_{12} - 4 \zeta_{12}^{3} ) q^{37} + ( 6 - 6 \zeta_{12}^{2} ) q^{39} -8 q^{41} -4 \zeta_{12}^{3} q^{43} + ( 2 - \zeta_{12} - 2 \zeta_{12}^{2} ) q^{45} + ( 4 \zeta_{12} - 4 \zeta_{12}^{3} ) q^{47} + 2 \zeta_{12}^{2} q^{51} -6 \zeta_{12} q^{53} + ( -8 + 4 \zeta_{12}^{3} ) q^{55} + 6 \zeta_{12}^{3} q^{57} + ( -4 + 4 \zeta_{12}^{2} ) q^{59} + 14 \zeta_{12}^{2} q^{61} + ( 12 \zeta_{12} - 6 \zeta_{12}^{2} - 12 \zeta_{12}^{3} ) q^{65} + 4 \zeta_{12} q^{67} -2 q^{69} -10 \zeta_{12} q^{73} + ( 3 \zeta_{12} - 4 \zeta_{12}^{2} - 3 \zeta_{12}^{3} ) q^{75} + ( -1 + \zeta_{12}^{2} ) q^{81} + 16 \zeta_{12}^{3} q^{83} + ( 2 + 4 \zeta_{12}^{3} ) q^{85} + 6 \zeta_{12} q^{87} -8 \zeta_{12}^{2} q^{89} + ( 2 \zeta_{12} - 2 \zeta_{12}^{3} ) q^{93} + ( -12 + 6 \zeta_{12} + 12 \zeta_{12}^{2} ) q^{95} + 10 \zeta_{12}^{3} q^{97} + 4 q^{99} +O(q^{100})$$ $$\operatorname{Tr}(f)(q)$$ $$=$$ $$4 q - 4 q^{5} + 2 q^{9} + O(q^{10})$$ $$4 q - 4 q^{5} + 2 q^{9} + 8 q^{11} + 4 q^{15} - 12 q^{19} - 6 q^{25} - 24 q^{29} - 4 q^{31} + 12 q^{39} - 32 q^{41} + 4 q^{45} + 4 q^{51} - 32 q^{55} - 8 q^{59} + 28 q^{61} - 12 q^{65} - 8 q^{69} - 8 q^{75} - 2 q^{81} + 8 q^{85} - 16 q^{89} - 24 q^{95} + 16 q^{99} + O(q^{100})$$

Character values

We give the values of $$\chi$$ on generators for $$\left(\mathbb{Z}/2940\mathbb{Z}\right)^\times$$.

 $$n$$ $$1081$$ $$1177$$ $$1471$$ $$1961$$ $$\chi(n)$$ $$-\zeta_{12}^{2}$$ $$-1$$ $$1$$ $$1$$

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.

Label $$\iota_m(\nu)$$ $$a_{2}$$ $$a_{3}$$ $$a_{4}$$ $$a_{5}$$ $$a_{6}$$ $$a_{7}$$ $$a_{8}$$ $$a_{9}$$ $$a_{10}$$
949.1
 0.866025 + 0.500000i −0.866025 − 0.500000i 0.866025 − 0.500000i −0.866025 + 0.500000i
0 −0.866025 0.500000i 0 −1.86603 1.23205i 0 0 0 0.500000 + 0.866025i 0
949.2 0 0.866025 + 0.500000i 0 −0.133975 2.23205i 0 0 0 0.500000 + 0.866025i 0
1549.1 0 −0.866025 + 0.500000i 0 −1.86603 + 1.23205i 0 0 0 0.500000 0.866025i 0
1549.2 0 0.866025 0.500000i 0 −0.133975 + 2.23205i 0 0 0 0.500000 0.866025i 0
 $$n$$: e.g. 2-40 or 990-1000 Significant digits: Format: Complex embeddings Normalized embeddings Satake parameters Satake angles

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
5.b even 2 1 inner
7.c even 3 1 inner
35.j even 6 1 inner

Twists

By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 2940.2.bb.c 4
5.b even 2 1 inner 2940.2.bb.c 4
7.b odd 2 1 2940.2.bb.h 4
7.c even 3 1 2940.2.k.d 2
7.c even 3 1 inner 2940.2.bb.c 4
7.d odd 6 1 420.2.k.a 2
7.d odd 6 1 2940.2.bb.h 4
21.g even 6 1 1260.2.k.d 2
28.f even 6 1 1680.2.t.a 2
35.c odd 2 1 2940.2.bb.h 4
35.i odd 6 1 420.2.k.a 2
35.i odd 6 1 2940.2.bb.h 4
35.j even 6 1 2940.2.k.d 2
35.j even 6 1 inner 2940.2.bb.c 4
35.k even 12 1 2100.2.a.e 1
35.k even 12 1 2100.2.a.j 1
84.j odd 6 1 5040.2.t.o 2
105.p even 6 1 1260.2.k.d 2
105.w odd 12 1 6300.2.a.n 1
105.w odd 12 1 6300.2.a.bc 1
140.s even 6 1 1680.2.t.a 2
140.x odd 12 1 8400.2.a.bh 1
140.x odd 12 1 8400.2.a.cd 1
420.be odd 6 1 5040.2.t.o 2

By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
420.2.k.a 2 7.d odd 6 1
420.2.k.a 2 35.i odd 6 1
1260.2.k.d 2 21.g even 6 1
1260.2.k.d 2 105.p even 6 1
1680.2.t.a 2 28.f even 6 1
1680.2.t.a 2 140.s even 6 1
2100.2.a.e 1 35.k even 12 1
2100.2.a.j 1 35.k even 12 1
2940.2.k.d 2 7.c even 3 1
2940.2.k.d 2 35.j even 6 1
2940.2.bb.c 4 1.a even 1 1 trivial
2940.2.bb.c 4 5.b even 2 1 inner
2940.2.bb.c 4 7.c even 3 1 inner
2940.2.bb.c 4 35.j even 6 1 inner
2940.2.bb.h 4 7.b odd 2 1
2940.2.bb.h 4 7.d odd 6 1
2940.2.bb.h 4 35.c odd 2 1
2940.2.bb.h 4 35.i odd 6 1
5040.2.t.o 2 84.j odd 6 1
5040.2.t.o 2 420.be odd 6 1
6300.2.a.n 1 105.w odd 12 1
6300.2.a.bc 1 105.w odd 12 1
8400.2.a.bh 1 140.x odd 12 1
8400.2.a.cd 1 140.x odd 12 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on $$S_{2}^{\mathrm{new}}(2940, [\chi])$$:

 $$T_{11}^{2} - 4 T_{11} + 16$$ $$T_{13}^{2} + 36$$ $$T_{19}^{2} + 6 T_{19} + 36$$ $$T_{31}^{2} + 2 T_{31} + 4$$

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ $$T^{4}$$
$3$ $$1 - T^{2} + T^{4}$$
$5$ $$25 + 20 T + 11 T^{2} + 4 T^{3} + T^{4}$$
$7$ $$T^{4}$$
$11$ $$( 16 - 4 T + T^{2} )^{2}$$
$13$ $$( 36 + T^{2} )^{2}$$
$17$ $$16 - 4 T^{2} + T^{4}$$
$19$ $$( 36 + 6 T + T^{2} )^{2}$$
$23$ $$16 - 4 T^{2} + T^{4}$$
$29$ $$( 6 + T )^{4}$$
$31$ $$( 4 + 2 T + T^{2} )^{2}$$
$37$ $$256 - 16 T^{2} + T^{4}$$
$41$ $$( 8 + T )^{4}$$
$43$ $$( 16 + T^{2} )^{2}$$
$47$ $$256 - 16 T^{2} + T^{4}$$
$53$ $$1296 - 36 T^{2} + T^{4}$$
$59$ $$( 16 + 4 T + T^{2} )^{2}$$
$61$ $$( 196 - 14 T + T^{2} )^{2}$$
$67$ $$256 - 16 T^{2} + T^{4}$$
$71$ $$T^{4}$$
$73$ $$10000 - 100 T^{2} + T^{4}$$
$79$ $$T^{4}$$
$83$ $$( 256 + T^{2} )^{2}$$
$89$ $$( 64 + 8 T + T^{2} )^{2}$$
$97$ $$( 100 + T^{2} )^{2}$$
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