# Properties

 Label 1110.2.d.a Level $1110$ Weight $2$ Character orbit 1110.d Analytic conductor $8.863$ Analytic rank $0$ Dimension $2$ Inner twists $2$

# Related objects

Show commands: Magma / PariGP / SageMath

## Newspace parameters

comment: Compute space of new eigenforms

[N,k,chi] = [1110,2,Mod(889,1110)]

mf = mfinit([N,k,chi],0)

lf = mfeigenbasis(mf)

from sage.modular.dirichlet import DirichletCharacter

H = DirichletGroup(1110, base_ring=CyclotomicField(2))

chi = DirichletCharacter(H, H._module([0, 1, 0]))

N = Newforms(chi, 2, names="a")

//Please install CHIMP (https://github.com/edgarcosta/CHIMP) if you want to run this code

chi := DirichletCharacter("1110.889");

S:= CuspForms(chi, 2);

N := Newforms(S);

 Level: $$N$$ $$=$$ $$1110 = 2 \cdot 3 \cdot 5 \cdot 37$$ Weight: $$k$$ $$=$$ $$2$$ Character orbit: $$[\chi]$$ $$=$$ 1110.d (of order $$2$$, degree $$1$$, minimal)

## Newform invariants

comment: select newform

sage: f = N[0] # Warning: the index may be different

gp: f = lf[1] \\ Warning: the index may be different

 Self dual: no Analytic conductor: $$8.86339462436$$ Analytic rank: $$0$$ Dimension: $$2$$ Coefficient field: $$\Q(\sqrt{-1})$$ comment: defining polynomial  gp: f.mod \\ as an extension of the character field Defining polynomial: $$x^{2} + 1$$ x^2 + 1 Coefficient ring: $$\Z[a_1, a_2]$$ Coefficient ring index: $$1$$ Twist minimal: yes Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

## $q$-expansion

comment: q-expansion

sage: f.q_expansion() # note that sage often uses an isomorphic number field

gp: mfcoefs(f, 20)

Coefficients of the $$q$$-expansion are expressed in terms of $$i = \sqrt{-1}$$. We also show the integral $$q$$-expansion of the trace form.

 $$f(q)$$ $$=$$ $$q + i q^{2} - i q^{3} - q^{4} + ( - i - 2) q^{5} + q^{6} + 2 i q^{7} - i q^{8} - q^{9} +O(q^{10})$$ q + i * q^2 - i * q^3 - q^4 + (-i - 2) * q^5 + q^6 + 2*i * q^7 - i * q^8 - q^9 $$q + i q^{2} - i q^{3} - q^{4} + ( - i - 2) q^{5} + q^{6} + 2 i q^{7} - i q^{8} - q^{9} + ( - 2 i + 1) q^{10} + i q^{12} - 2 i q^{13} - 2 q^{14} + (2 i - 1) q^{15} + q^{16} + 2 i q^{17} - i q^{18} + 2 q^{19} + (i + 2) q^{20} + 2 q^{21} + 4 i q^{23} - q^{24} + (4 i + 3) q^{25} + 2 q^{26} + i q^{27} - 2 i q^{28} + ( - i - 2) q^{30} + 8 q^{31} + i q^{32} - 2 q^{34} + ( - 4 i + 2) q^{35} + q^{36} - i q^{37} + 2 i q^{38} - 2 q^{39} + (2 i - 1) q^{40} + 6 q^{41} + 2 i q^{42} + 4 i q^{43} + (i + 2) q^{45} - 4 q^{46} + 10 i q^{47} - i q^{48} + 3 q^{49} + (3 i - 4) q^{50} + 2 q^{51} + 2 i q^{52} - 2 i q^{53} - q^{54} + 2 q^{56} - 2 i q^{57} - 6 q^{59} + ( - 2 i + 1) q^{60} + 8 q^{61} + 8 i q^{62} - 2 i q^{63} - q^{64} + (4 i - 2) q^{65} + 4 i q^{67} - 2 i q^{68} + 4 q^{69} + (2 i + 4) q^{70} + 8 q^{71} + i q^{72} + 8 i q^{73} + q^{74} + ( - 3 i + 4) q^{75} - 2 q^{76} - 2 i q^{78} + 16 q^{79} + ( - i - 2) q^{80} + q^{81} + 6 i q^{82} - 2 q^{84} + ( - 4 i + 2) q^{85} - 4 q^{86} - 6 q^{89} + (2 i - 1) q^{90} + 4 q^{91} - 4 i q^{92} - 8 i q^{93} - 10 q^{94} + ( - 2 i - 4) q^{95} + q^{96} + 14 i q^{97} + 3 i q^{98} +O(q^{100})$$ q + i * q^2 - i * q^3 - q^4 + (-i - 2) * q^5 + q^6 + 2*i * q^7 - i * q^8 - q^9 + (-2*i + 1) * q^10 + i * q^12 - 2*i * q^13 - 2 * q^14 + (2*i - 1) * q^15 + q^16 + 2*i * q^17 - i * q^18 + 2 * q^19 + (i + 2) * q^20 + 2 * q^21 + 4*i * q^23 - q^24 + (4*i + 3) * q^25 + 2 * q^26 + i * q^27 - 2*i * q^28 + (-i - 2) * q^30 + 8 * q^31 + i * q^32 - 2 * q^34 + (-4*i + 2) * q^35 + q^36 - i * q^37 + 2*i * q^38 - 2 * q^39 + (2*i - 1) * q^40 + 6 * q^41 + 2*i * q^42 + 4*i * q^43 + (i + 2) * q^45 - 4 * q^46 + 10*i * q^47 - i * q^48 + 3 * q^49 + (3*i - 4) * q^50 + 2 * q^51 + 2*i * q^52 - 2*i * q^53 - q^54 + 2 * q^56 - 2*i * q^57 - 6 * q^59 + (-2*i + 1) * q^60 + 8 * q^61 + 8*i * q^62 - 2*i * q^63 - q^64 + (4*i - 2) * q^65 + 4*i * q^67 - 2*i * q^68 + 4 * q^69 + (2*i + 4) * q^70 + 8 * q^71 + i * q^72 + 8*i * q^73 + q^74 + (-3*i + 4) * q^75 - 2 * q^76 - 2*i * q^78 + 16 * q^79 + (-i - 2) * q^80 + q^81 + 6*i * q^82 - 2 * q^84 + (-4*i + 2) * q^85 - 4 * q^86 - 6 * q^89 + (2*i - 1) * q^90 + 4 * q^91 - 4*i * q^92 - 8*i * q^93 - 10 * q^94 + (-2*i - 4) * q^95 + q^96 + 14*i * q^97 + 3*i * q^98 $$\operatorname{Tr}(f)(q)$$ $$=$$ $$2 q - 2 q^{4} - 4 q^{5} + 2 q^{6} - 2 q^{9}+O(q^{10})$$ 2 * q - 2 * q^4 - 4 * q^5 + 2 * q^6 - 2 * q^9 $$2 q - 2 q^{4} - 4 q^{5} + 2 q^{6} - 2 q^{9} + 2 q^{10} - 4 q^{14} - 2 q^{15} + 2 q^{16} + 4 q^{19} + 4 q^{20} + 4 q^{21} - 2 q^{24} + 6 q^{25} + 4 q^{26} - 4 q^{30} + 16 q^{31} - 4 q^{34} + 4 q^{35} + 2 q^{36} - 4 q^{39} - 2 q^{40} + 12 q^{41} + 4 q^{45} - 8 q^{46} + 6 q^{49} - 8 q^{50} + 4 q^{51} - 2 q^{54} + 4 q^{56} - 12 q^{59} + 2 q^{60} + 16 q^{61} - 2 q^{64} - 4 q^{65} + 8 q^{69} + 8 q^{70} + 16 q^{71} + 2 q^{74} + 8 q^{75} - 4 q^{76} + 32 q^{79} - 4 q^{80} + 2 q^{81} - 4 q^{84} + 4 q^{85} - 8 q^{86} - 12 q^{89} - 2 q^{90} + 8 q^{91} - 20 q^{94} - 8 q^{95} + 2 q^{96}+O(q^{100})$$ 2 * q - 2 * q^4 - 4 * q^5 + 2 * q^6 - 2 * q^9 + 2 * q^10 - 4 * q^14 - 2 * q^15 + 2 * q^16 + 4 * q^19 + 4 * q^20 + 4 * q^21 - 2 * q^24 + 6 * q^25 + 4 * q^26 - 4 * q^30 + 16 * q^31 - 4 * q^34 + 4 * q^35 + 2 * q^36 - 4 * q^39 - 2 * q^40 + 12 * q^41 + 4 * q^45 - 8 * q^46 + 6 * q^49 - 8 * q^50 + 4 * q^51 - 2 * q^54 + 4 * q^56 - 12 * q^59 + 2 * q^60 + 16 * q^61 - 2 * q^64 - 4 * q^65 + 8 * q^69 + 8 * q^70 + 16 * q^71 + 2 * q^74 + 8 * q^75 - 4 * q^76 + 32 * q^79 - 4 * q^80 + 2 * q^81 - 4 * q^84 + 4 * q^85 - 8 * q^86 - 12 * q^89 - 2 * q^90 + 8 * q^91 - 20 * q^94 - 8 * q^95 + 2 * q^96

## Character values

We give the values of $$\chi$$ on generators for $$\left(\mathbb{Z}/1110\mathbb{Z}\right)^\times$$.

 $$n$$ $$371$$ $$631$$ $$667$$ $$\chi(n)$$ $$1$$ $$1$$ $$-1$$

## 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.

comment: embeddings in the coefficient field

gp: mfembed(f)

Label   $$\iota_m(\nu)$$ $$a_{2}$$ $$a_{3}$$ $$a_{4}$$ $$a_{5}$$ $$a_{6}$$ $$a_{7}$$ $$a_{8}$$ $$a_{9}$$ $$a_{10}$$
889.1
 − 1.00000i 1.00000i
1.00000i 1.00000i −1.00000 −2.00000 + 1.00000i 1.00000 2.00000i 1.00000i −1.00000 1.00000 + 2.00000i
889.2 1.00000i 1.00000i −1.00000 −2.00000 1.00000i 1.00000 2.00000i 1.00000i −1.00000 1.00000 2.00000i
 $$n$$: 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

## Twists

By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1110.2.d.a 2
3.b odd 2 1 3330.2.d.g 2
5.b even 2 1 inner 1110.2.d.a 2
5.c odd 4 1 5550.2.a.c 1
5.c odd 4 1 5550.2.a.bp 1
15.d odd 2 1 3330.2.d.g 2

By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1110.2.d.a 2 1.a even 1 1 trivial
1110.2.d.a 2 5.b even 2 1 inner
3330.2.d.g 2 3.b odd 2 1
3330.2.d.g 2 15.d odd 2 1
5550.2.a.c 1 5.c odd 4 1
5550.2.a.bp 1 5.c odd 4 1

## Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on $$S_{2}^{\mathrm{new}}(1110, [\chi])$$:

 $$T_{7}^{2} + 4$$ T7^2 + 4 $$T_{11}$$ T11

## Hecke characteristic polynomials

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