# Properties

 Label 1764.1.z.a Level $1764$ Weight $1$ Character orbit 1764.z Analytic conductor $0.880$ Analytic rank $0$ Dimension $2$ Projective image $D_{6}$ CM discriminant -3 Inner twists $4$

# Related objects

## Newspace parameters

 Level: $$N$$ $$=$$ $$1764 = 2^{2} \cdot 3^{2} \cdot 7^{2}$$ Weight: $$k$$ $$=$$ $$1$$ Character orbit: $$[\chi]$$ $$=$$ 1764.z (of order $$6$$, degree $$2$$, not minimal)

## Newform invariants

 Self dual: no Analytic conductor: $$0.880350682285$$ Analytic rank: $$0$$ Dimension: $$2$$ Coefficient field: $$\Q(\zeta_{6})$$ Defining polynomial: $$x^{2} - x + 1$$ Coefficient ring: $$\Z[a_1, \ldots, a_{19}]$$ Coefficient ring index: $$1$$ Twist minimal: no (minimal twist has level 252) Projective image: $$D_{6}$$ Projective field: Galois closure of 6.2.7260624.1

## $q$-expansion

The $$q$$-expansion and trace form are shown below.

 $$f(q)$$ $$=$$ $$q +O(q^{10})$$ $$q + ( -\zeta_{6} - \zeta_{6}^{2} ) q^{13} + ( 1 + \zeta_{6} ) q^{19} -\zeta_{6} q^{25} + ( 1 - \zeta_{6}^{2} ) q^{31} + \zeta_{6}^{2} q^{37} + q^{43} + \zeta_{6} q^{67} + ( -1 + \zeta_{6}^{2} ) q^{73} -\zeta_{6}^{2} q^{79} +O(q^{100})$$ $$\operatorname{Tr}(f)(q)$$ $$=$$ $$2q + O(q^{10})$$ $$2q + 3q^{19} - q^{25} + 3q^{31} - q^{37} + 2q^{43} + q^{67} - 3q^{73} + q^{79} + O(q^{100})$$

## Character values

We give the values of $$\chi$$ on generators for $$\left(\mathbb{Z}/1764\mathbb{Z}\right)^\times$$.

 $$n$$ $$785$$ $$883$$ $$1081$$ $$\chi(n)$$ $$1$$ $$1$$ $$-\zeta_{6}^{2}$$

## 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 $$\iota_m(\nu)$$ $$a_{2}$$ $$a_{3}$$ $$a_{4}$$ $$a_{5}$$ $$a_{6}$$ $$a_{7}$$ $$a_{8}$$ $$a_{9}$$ $$a_{10}$$
325.1
 0.5 − 0.866025i 0.5 + 0.866025i
0 0 0 0 0 0 0 0 0
901.1 0 0 0 0 0 0 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
3.b odd 2 1 CM by $$\Q(\sqrt{-3})$$
7.d odd 6 1 inner
21.g even 6 1 inner

## Twists

By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1764.1.z.a 2
3.b odd 2 1 CM 1764.1.z.a 2
7.b odd 2 1 252.1.z.a 2
7.c even 3 1 252.1.z.a 2
7.c even 3 1 1764.1.d.a 2
7.d odd 6 1 1764.1.d.a 2
7.d odd 6 1 inner 1764.1.z.a 2
21.c even 2 1 252.1.z.a 2
21.g even 6 1 1764.1.d.a 2
21.g even 6 1 inner 1764.1.z.a 2
21.h odd 6 1 252.1.z.a 2
21.h odd 6 1 1764.1.d.a 2
28.d even 2 1 1008.1.cg.a 2
28.g odd 6 1 1008.1.cg.a 2
63.g even 3 1 2268.1.bd.a 2
63.h even 3 1 2268.1.p.b 2
63.j odd 6 1 2268.1.p.b 2
63.l odd 6 1 2268.1.p.b 2
63.l odd 6 1 2268.1.bd.a 2
63.n odd 6 1 2268.1.bd.a 2
63.o even 6 1 2268.1.p.b 2
63.o even 6 1 2268.1.bd.a 2
84.h odd 2 1 1008.1.cg.a 2
84.n even 6 1 1008.1.cg.a 2

By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
252.1.z.a 2 7.b odd 2 1
252.1.z.a 2 7.c even 3 1
252.1.z.a 2 21.c even 2 1
252.1.z.a 2 21.h odd 6 1
1008.1.cg.a 2 28.d even 2 1
1008.1.cg.a 2 28.g odd 6 1
1008.1.cg.a 2 84.h odd 2 1
1008.1.cg.a 2 84.n even 6 1
1764.1.d.a 2 7.c even 3 1
1764.1.d.a 2 7.d odd 6 1
1764.1.d.a 2 21.g even 6 1
1764.1.d.a 2 21.h odd 6 1
1764.1.z.a 2 1.a even 1 1 trivial
1764.1.z.a 2 3.b odd 2 1 CM
1764.1.z.a 2 7.d odd 6 1 inner
1764.1.z.a 2 21.g even 6 1 inner
2268.1.p.b 2 63.h even 3 1
2268.1.p.b 2 63.j odd 6 1
2268.1.p.b 2 63.l odd 6 1
2268.1.p.b 2 63.o even 6 1
2268.1.bd.a 2 63.g even 3 1
2268.1.bd.a 2 63.l odd 6 1
2268.1.bd.a 2 63.n odd 6 1
2268.1.bd.a 2 63.o even 6 1

## Hecke kernels

This newform subspace is the entire newspace $$S_{1}^{\mathrm{new}}(1764, [\chi])$$.

## Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ $$T^{2}$$
$3$ $$T^{2}$$
$5$ $$T^{2}$$
$7$ $$T^{2}$$
$11$ $$T^{2}$$
$13$ $$3 + T^{2}$$
$17$ $$T^{2}$$
$19$ $$3 - 3 T + T^{2}$$
$23$ $$T^{2}$$
$29$ $$T^{2}$$
$31$ $$3 - 3 T + T^{2}$$
$37$ $$1 + T + T^{2}$$
$41$ $$T^{2}$$
$43$ $$( -1 + T )^{2}$$
$47$ $$T^{2}$$
$53$ $$T^{2}$$
$59$ $$T^{2}$$
$61$ $$T^{2}$$
$67$ $$1 - T + T^{2}$$
$71$ $$T^{2}$$
$73$ $$3 + 3 T + T^{2}$$
$79$ $$1 - T + T^{2}$$
$83$ $$T^{2}$$
$89$ $$T^{2}$$
$97$ $$T^{2}$$