# Properties

 Label 2016.2.s.i Level $2016$ Weight $2$ Character orbit 2016.s Analytic conductor $16.098$ Analytic rank $0$ Dimension $2$ CM no Inner twists $2$

# Related objects

## Newspace parameters

 Level: $$N$$ $$=$$ $$2016 = 2^{5} \cdot 3^{2} \cdot 7$$ Weight: $$k$$ $$=$$ $$2$$ Character orbit: $$[\chi]$$ $$=$$ 2016.s (of order $$3$$, degree $$2$$, minimal)

## Newform invariants

 Self dual: no Analytic conductor: $$16.0978410475$$ Analytic rank: $$0$$ Dimension: $$2$$ Coefficient field: $$\Q(\sqrt{-3})$$ Defining polynomial: $$x^{2} - x + 1$$ Coefficient ring: $$\Z[a_1, \ldots, a_{5}]$$ Coefficient ring index: $$1$$ Twist minimal: no (minimal twist has level 672) Sato-Tate group: $\mathrm{SU}(2)[C_{3}]$

## $q$-expansion

Coefficients of the $$q$$-expansion are expressed in terms of a primitive root of unity $$\zeta_{6}$$. We also show the integral $$q$$-expansion of the trace form.

 $$f(q)$$ $$=$$ $$q + \zeta_{6} q^{5} + ( -3 + \zeta_{6} ) q^{7} +O(q^{10})$$ $$q + \zeta_{6} q^{5} + ( -3 + \zeta_{6} ) q^{7} + ( -1 + \zeta_{6} ) q^{11} + ( -8 + 8 \zeta_{6} ) q^{17} -4 \zeta_{6} q^{19} -4 \zeta_{6} q^{23} + ( 4 - 4 \zeta_{6} ) q^{25} + 5 q^{29} + ( 7 - 7 \zeta_{6} ) q^{31} + ( -1 - 2 \zeta_{6} ) q^{35} -8 \zeta_{6} q^{37} -4 q^{41} -10 q^{43} -6 \zeta_{6} q^{47} + ( 8 - 5 \zeta_{6} ) q^{49} + ( -1 + \zeta_{6} ) q^{53} - q^{55} + ( -9 + 9 \zeta_{6} ) q^{59} + 2 \zeta_{6} q^{61} + ( 2 - 2 \zeta_{6} ) q^{67} + 6 q^{71} + ( -2 + 2 \zeta_{6} ) q^{73} + ( 2 - 3 \zeta_{6} ) q^{77} -9 \zeta_{6} q^{79} -3 q^{83} -8 q^{85} -6 \zeta_{6} q^{89} + ( 4 - 4 \zeta_{6} ) q^{95} - q^{97} +O(q^{100})$$ $$\operatorname{Tr}(f)(q)$$ $$=$$ $$2q + q^{5} - 5q^{7} + O(q^{10})$$ $$2q + q^{5} - 5q^{7} - q^{11} - 8q^{17} - 4q^{19} - 4q^{23} + 4q^{25} + 10q^{29} + 7q^{31} - 4q^{35} - 8q^{37} - 8q^{41} - 20q^{43} - 6q^{47} + 11q^{49} - q^{53} - 2q^{55} - 9q^{59} + 2q^{61} + 2q^{67} + 12q^{71} - 2q^{73} + q^{77} - 9q^{79} - 6q^{83} - 16q^{85} - 6q^{89} + 4q^{95} - 2q^{97} + O(q^{100})$$

## Character values

We give the values of $$\chi$$ on generators for $$\left(\mathbb{Z}/2016\mathbb{Z}\right)^\times$$.

 $$n$$ $$127$$ $$577$$ $$1765$$ $$1793$$ $$\chi(n)$$ $$1$$ $$-\zeta_{6}$$ $$1$$ $$1$$

## 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 $$\iota_m(\nu)$$ $$a_{2}$$ $$a_{3}$$ $$a_{4}$$ $$a_{5}$$ $$a_{6}$$ $$a_{7}$$ $$a_{8}$$ $$a_{9}$$ $$a_{10}$$
289.1
 0.5 − 0.866025i 0.5 + 0.866025i
0 0 0 0.500000 0.866025i 0 −2.50000 0.866025i 0 0 0
865.1 0 0 0 0.500000 + 0.866025i 0 −2.50000 + 0.866025i 0 0 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
7.c even 3 1 inner

## Twists

By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 2016.2.s.i 2
3.b odd 2 1 672.2.q.b 2
4.b odd 2 1 2016.2.s.j 2
7.c even 3 1 inner 2016.2.s.i 2
12.b even 2 1 672.2.q.g yes 2
21.g even 6 1 4704.2.a.f 1
21.h odd 6 1 672.2.q.b 2
21.h odd 6 1 4704.2.a.bc 1
24.f even 2 1 1344.2.q.h 2
24.h odd 2 1 1344.2.q.r 2
28.g odd 6 1 2016.2.s.j 2
84.j odd 6 1 4704.2.a.w 1
84.n even 6 1 672.2.q.g yes 2
84.n even 6 1 4704.2.a.l 1
168.s odd 6 1 1344.2.q.r 2
168.s odd 6 1 9408.2.a.o 1
168.v even 6 1 1344.2.q.h 2
168.v even 6 1 9408.2.a.cg 1
168.ba even 6 1 9408.2.a.cp 1
168.be odd 6 1 9408.2.a.bb 1

By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
672.2.q.b 2 3.b odd 2 1
672.2.q.b 2 21.h odd 6 1
672.2.q.g yes 2 12.b even 2 1
672.2.q.g yes 2 84.n even 6 1
1344.2.q.h 2 24.f even 2 1
1344.2.q.h 2 168.v even 6 1
1344.2.q.r 2 24.h odd 2 1
1344.2.q.r 2 168.s odd 6 1
2016.2.s.i 2 1.a even 1 1 trivial
2016.2.s.i 2 7.c even 3 1 inner
2016.2.s.j 2 4.b odd 2 1
2016.2.s.j 2 28.g odd 6 1
4704.2.a.f 1 21.g even 6 1
4704.2.a.l 1 84.n even 6 1
4704.2.a.w 1 84.j odd 6 1
4704.2.a.bc 1 21.h odd 6 1
9408.2.a.o 1 168.s odd 6 1
9408.2.a.bb 1 168.be odd 6 1
9408.2.a.cg 1 168.v even 6 1
9408.2.a.cp 1 168.ba even 6 1

## Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on $$S_{2}^{\mathrm{new}}(2016, [\chi])$$:

 $$T_{5}^{2} - T_{5} + 1$$ $$T_{11}^{2} + T_{11} + 1$$ $$T_{13}$$