Properties

 Label 1600.2.d.b Level $1600$ Weight $2$ Character orbit 1600.d Analytic conductor $12.776$ Analytic rank $0$ Dimension $4$ CM no Inner twists $2$

Related objects

Newspace parameters

 Level: $$N$$ $$=$$ $$1600 = 2^{6} \cdot 5^{2}$$ Weight: $$k$$ $$=$$ $$2$$ Character orbit: $$[\chi]$$ $$=$$ 1600.d (of order $$2$$, degree $$1$$, minimal)

Newform invariants

 Self dual: no Analytic conductor: $$12.7760643234$$ Analytic rank: $$0$$ Dimension: $$4$$ Coefficient field: $$\Q(\zeta_{12})$$ Defining polynomial: $$x^{4} - x^{2} + 1$$ Coefficient ring: $$\Z[a_1, \ldots, a_{7}]$$ Coefficient ring index: $$2^{3}$$ Twist minimal: no (minimal twist has level 320) Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-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.

 $$f(q)$$ $$=$$ $$q + ( 1 - 2 \zeta_{12}^{2} + \zeta_{12}^{3} ) q^{3} + ( -3 + 2 \zeta_{12} - \zeta_{12}^{3} ) q^{7} + ( -1 + 4 \zeta_{12} - 2 \zeta_{12}^{3} ) q^{9} +O(q^{10})$$ $$q + ( 1 - 2 \zeta_{12}^{2} + \zeta_{12}^{3} ) q^{3} + ( -3 + 2 \zeta_{12} - \zeta_{12}^{3} ) q^{7} + ( -1 + 4 \zeta_{12} - 2 \zeta_{12}^{3} ) q^{9} + ( -2 + 4 \zeta_{12}^{2} ) q^{11} + ( -2 + 4 \zeta_{12}^{2} ) q^{13} + ( -4 \zeta_{12} + 2 \zeta_{12}^{3} ) q^{17} + 2 \zeta_{12}^{3} q^{19} + ( -4 + 8 \zeta_{12}^{2} - 6 \zeta_{12}^{3} ) q^{21} + ( -3 - 6 \zeta_{12} + 3 \zeta_{12}^{3} ) q^{23} -4 \zeta_{12}^{3} q^{27} + ( -6 - 4 \zeta_{12} + 2 \zeta_{12}^{3} ) q^{31} + ( 6 - 4 \zeta_{12} + 2 \zeta_{12}^{3} ) q^{33} -6 \zeta_{12}^{3} q^{37} + ( 6 - 4 \zeta_{12} + 2 \zeta_{12}^{3} ) q^{39} + ( 6 - 4 \zeta_{12} + 2 \zeta_{12}^{3} ) q^{41} + ( -3 + 6 \zeta_{12}^{2} + 5 \zeta_{12}^{3} ) q^{43} + ( 3 + 6 \zeta_{12} - 3 \zeta_{12}^{3} ) q^{47} + ( 5 - 12 \zeta_{12} + 6 \zeta_{12}^{3} ) q^{49} + ( 2 - 4 \zeta_{12}^{2} + 6 \zeta_{12}^{3} ) q^{51} + ( -6 + 12 \zeta_{12}^{2} ) q^{53} + ( -2 + 4 \zeta_{12} - 2 \zeta_{12}^{3} ) q^{57} -6 \zeta_{12}^{3} q^{59} + ( -4 + 8 \zeta_{12}^{2} + 6 \zeta_{12}^{3} ) q^{61} + ( 9 - 14 \zeta_{12} + 7 \zeta_{12}^{3} ) q^{63} + ( -3 + 6 \zeta_{12}^{2} + 5 \zeta_{12}^{3} ) q^{67} + 6 \zeta_{12}^{3} q^{69} + ( 6 - 12 \zeta_{12} + 6 \zeta_{12}^{3} ) q^{71} + ( 4 + 12 \zeta_{12} - 6 \zeta_{12}^{3} ) q^{73} + ( 6 - 12 \zeta_{12}^{2} + 6 \zeta_{12}^{3} ) q^{77} -12 q^{79} + ( 1 + 4 \zeta_{12} - 2 \zeta_{12}^{3} ) q^{81} + ( -1 + 2 \zeta_{12}^{2} + 3 \zeta_{12}^{3} ) q^{83} + ( -6 + 8 \zeta_{12} - 4 \zeta_{12}^{3} ) q^{89} + ( 6 - 12 \zeta_{12}^{2} + 6 \zeta_{12}^{3} ) q^{91} + ( -4 + 8 \zeta_{12}^{2} ) q^{93} + ( -4 + 12 \zeta_{12} - 6 \zeta_{12}^{3} ) q^{97} + ( 2 - 4 \zeta_{12}^{2} + 12 \zeta_{12}^{3} ) q^{99} +O(q^{100})$$ $$\operatorname{Tr}(f)(q)$$ $$=$$ $$4q - 12q^{7} - 4q^{9} + O(q^{10})$$ $$4q - 12q^{7} - 4q^{9} - 12q^{23} - 24q^{31} + 24q^{33} + 24q^{39} + 24q^{41} + 12q^{47} + 20q^{49} - 8q^{57} + 36q^{63} + 24q^{71} + 16q^{73} - 48q^{79} + 4q^{81} - 24q^{89} - 16q^{97} + O(q^{100})$$

Character values

We give the values of $$\chi$$ on generators for $$\left(\mathbb{Z}/1600\mathbb{Z}\right)^\times$$.

 $$n$$ $$577$$ $$901$$ $$1151$$ $$\chi(n)$$ $$1$$ $$-1$$ $$1$$

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 $$\iota_m(\nu)$$ $$a_{2}$$ $$a_{3}$$ $$a_{4}$$ $$a_{5}$$ $$a_{6}$$ $$a_{7}$$ $$a_{8}$$ $$a_{9}$$ $$a_{10}$$
801.1
 −0.866025 − 0.500000i 0.866025 + 0.500000i 0.866025 − 0.500000i −0.866025 + 0.500000i
0 2.73205i 0 0 0 −4.73205 0 −4.46410 0
801.2 0 0.732051i 0 0 0 −1.26795 0 2.46410 0
801.3 0 0.732051i 0 0 0 −1.26795 0 2.46410 0
801.4 0 2.73205i 0 0 0 −4.73205 0 −4.46410 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
8.b even 2 1 inner

Twists

By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1600.2.d.b 4
4.b odd 2 1 1600.2.d.h 4
5.b even 2 1 320.2.d.b yes 4
5.c odd 4 1 1600.2.f.d 4
5.c odd 4 1 1600.2.f.h 4
8.b even 2 1 inner 1600.2.d.b 4
8.d odd 2 1 1600.2.d.h 4
15.d odd 2 1 2880.2.k.l 4
16.e even 4 1 6400.2.a.bf 2
16.e even 4 1 6400.2.a.ck 2
16.f odd 4 1 6400.2.a.y 2
16.f odd 4 1 6400.2.a.cd 2
20.d odd 2 1 320.2.d.a 4
20.e even 4 1 1600.2.f.e 4
20.e even 4 1 1600.2.f.i 4
40.e odd 2 1 320.2.d.a 4
40.f even 2 1 320.2.d.b yes 4
40.i odd 4 1 1600.2.f.d 4
40.i odd 4 1 1600.2.f.h 4
40.k even 4 1 1600.2.f.e 4
40.k even 4 1 1600.2.f.i 4
60.h even 2 1 2880.2.k.e 4
80.k odd 4 1 1280.2.a.b 2
80.k odd 4 1 1280.2.a.p 2
80.q even 4 1 1280.2.a.c 2
80.q even 4 1 1280.2.a.m 2
120.i odd 2 1 2880.2.k.l 4
120.m even 2 1 2880.2.k.e 4

By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
320.2.d.a 4 20.d odd 2 1
320.2.d.a 4 40.e odd 2 1
320.2.d.b yes 4 5.b even 2 1
320.2.d.b yes 4 40.f even 2 1
1280.2.a.b 2 80.k odd 4 1
1280.2.a.c 2 80.q even 4 1
1280.2.a.m 2 80.q even 4 1
1280.2.a.p 2 80.k odd 4 1
1600.2.d.b 4 1.a even 1 1 trivial
1600.2.d.b 4 8.b even 2 1 inner
1600.2.d.h 4 4.b odd 2 1
1600.2.d.h 4 8.d odd 2 1
1600.2.f.d 4 5.c odd 4 1
1600.2.f.d 4 40.i odd 4 1
1600.2.f.e 4 20.e even 4 1
1600.2.f.e 4 40.k even 4 1
1600.2.f.h 4 5.c odd 4 1
1600.2.f.h 4 40.i odd 4 1
1600.2.f.i 4 20.e even 4 1
1600.2.f.i 4 40.k even 4 1
2880.2.k.e 4 60.h even 2 1
2880.2.k.e 4 120.m even 2 1
2880.2.k.l 4 15.d odd 2 1
2880.2.k.l 4 120.i odd 2 1
6400.2.a.y 2 16.f odd 4 1
6400.2.a.bf 2 16.e even 4 1
6400.2.a.cd 2 16.f odd 4 1
6400.2.a.ck 2 16.e even 4 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on $$S_{2}^{\mathrm{new}}(1600, [\chi])$$:

 $$T_{3}^{4} + 8 T_{3}^{2} + 4$$ $$T_{7}^{2} + 6 T_{7} + 6$$ $$T_{17}^{2} - 12$$

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ $$T^{4}$$
$3$ $$4 + 8 T^{2} + T^{4}$$
$5$ $$T^{4}$$
$7$ $$( 6 + 6 T + T^{2} )^{2}$$
$11$ $$( 12 + T^{2} )^{2}$$
$13$ $$( 12 + T^{2} )^{2}$$
$17$ $$( -12 + T^{2} )^{2}$$
$19$ $$( 4 + T^{2} )^{2}$$
$23$ $$( -18 + 6 T + T^{2} )^{2}$$
$29$ $$T^{4}$$
$31$ $$( 24 + 12 T + T^{2} )^{2}$$
$37$ $$( 36 + T^{2} )^{2}$$
$41$ $$( 24 - 12 T + T^{2} )^{2}$$
$43$ $$4 + 104 T^{2} + T^{4}$$
$47$ $$( -18 - 6 T + T^{2} )^{2}$$
$53$ $$( 108 + T^{2} )^{2}$$
$59$ $$( 36 + T^{2} )^{2}$$
$61$ $$144 + 168 T^{2} + T^{4}$$
$67$ $$4 + 104 T^{2} + T^{4}$$
$71$ $$( -72 - 12 T + T^{2} )^{2}$$
$73$ $$( -92 - 8 T + T^{2} )^{2}$$
$79$ $$( 12 + T )^{4}$$
$83$ $$36 + 24 T^{2} + T^{4}$$
$89$ $$( -12 + 12 T + T^{2} )^{2}$$
$97$ $$( -92 + 8 T + T^{2} )^{2}$$