# Properties

 Label 1850.2.b.a Level $1850$ Weight $2$ Character orbit 1850.b Analytic conductor $14.772$ Analytic rank $0$ Dimension $2$ CM no Inner twists $2$

# Related objects

## Newspace parameters

 Level: $$N$$ $$=$$ $$1850 = 2 \cdot 5^{2} \cdot 37$$ Weight: $$k$$ $$=$$ $$2$$ Character orbit: $$[\chi]$$ $$=$$ 1850.b (of order $$2$$, degree $$1$$, not minimal)

## Newform invariants

 Self dual: no Analytic conductor: $$14.7723243739$$ Analytic rank: $$0$$ Dimension: $$2$$ Coefficient field: $$\Q(\sqrt{-1})$$ 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

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

 $$f(q)$$ $$=$$ $$q + i q^{2} + 3 i q^{3} - q^{4} - 3 q^{6} - i q^{8} - 6 q^{9} +O(q^{10})$$ q + i * q^2 + 3*i * q^3 - q^4 - 3 * q^6 - i * q^8 - 6 * q^9 $$q + i q^{2} + 3 i q^{3} - q^{4} - 3 q^{6} - i q^{8} - 6 q^{9} - q^{11} - 3 i q^{12} + 2 i q^{13} + q^{16} - 7 i q^{17} - 6 i q^{18} - 5 q^{19} - i q^{22} - 6 i q^{23} + 3 q^{24} - 2 q^{26} - 9 i q^{27} - 4 q^{31} + i q^{32} - 3 i q^{33} + 7 q^{34} + 6 q^{36} + i q^{37} - 5 i q^{38} - 6 q^{39} - 3 q^{41} + 4 i q^{43} + q^{44} + 6 q^{46} - 4 i q^{47} + 3 i q^{48} + 7 q^{49} + 21 q^{51} - 2 i q^{52} - 2 i q^{53} + 9 q^{54} - 15 i q^{57} - 4 q^{59} - 8 q^{61} - 4 i q^{62} - q^{64} + 3 q^{66} - 13 i q^{67} + 7 i q^{68} + 18 q^{69} - 6 q^{71} + 6 i q^{72} + 7 i q^{73} - q^{74} + 5 q^{76} - 6 i q^{78} - 14 q^{79} + 9 q^{81} - 3 i q^{82} - 3 i q^{83} - 4 q^{86} + i q^{88} + 7 q^{89} + 6 i q^{92} - 12 i q^{93} + 4 q^{94} - 3 q^{96} - 18 i q^{97} + 7 i q^{98} + 6 q^{99} +O(q^{100})$$ q + i * q^2 + 3*i * q^3 - q^4 - 3 * q^6 - i * q^8 - 6 * q^9 - q^11 - 3*i * q^12 + 2*i * q^13 + q^16 - 7*i * q^17 - 6*i * q^18 - 5 * q^19 - i * q^22 - 6*i * q^23 + 3 * q^24 - 2 * q^26 - 9*i * q^27 - 4 * q^31 + i * q^32 - 3*i * q^33 + 7 * q^34 + 6 * q^36 + i * q^37 - 5*i * q^38 - 6 * q^39 - 3 * q^41 + 4*i * q^43 + q^44 + 6 * q^46 - 4*i * q^47 + 3*i * q^48 + 7 * q^49 + 21 * q^51 - 2*i * q^52 - 2*i * q^53 + 9 * q^54 - 15*i * q^57 - 4 * q^59 - 8 * q^61 - 4*i * q^62 - q^64 + 3 * q^66 - 13*i * q^67 + 7*i * q^68 + 18 * q^69 - 6 * q^71 + 6*i * q^72 + 7*i * q^73 - q^74 + 5 * q^76 - 6*i * q^78 - 14 * q^79 + 9 * q^81 - 3*i * q^82 - 3*i * q^83 - 4 * q^86 + i * q^88 + 7 * q^89 + 6*i * q^92 - 12*i * q^93 + 4 * q^94 - 3 * q^96 - 18*i * q^97 + 7*i * q^98 + 6 * q^99 $$\operatorname{Tr}(f)(q)$$ $$=$$ $$2 q - 2 q^{4} - 6 q^{6} - 12 q^{9}+O(q^{10})$$ 2 * q - 2 * q^4 - 6 * q^6 - 12 * q^9 $$2 q - 2 q^{4} - 6 q^{6} - 12 q^{9} - 2 q^{11} + 2 q^{16} - 10 q^{19} + 6 q^{24} - 4 q^{26} - 8 q^{31} + 14 q^{34} + 12 q^{36} - 12 q^{39} - 6 q^{41} + 2 q^{44} + 12 q^{46} + 14 q^{49} + 42 q^{51} + 18 q^{54} - 8 q^{59} - 16 q^{61} - 2 q^{64} + 6 q^{66} + 36 q^{69} - 12 q^{71} - 2 q^{74} + 10 q^{76} - 28 q^{79} + 18 q^{81} - 8 q^{86} + 14 q^{89} + 8 q^{94} - 6 q^{96} + 12 q^{99}+O(q^{100})$$ 2 * q - 2 * q^4 - 6 * q^6 - 12 * q^9 - 2 * q^11 + 2 * q^16 - 10 * q^19 + 6 * q^24 - 4 * q^26 - 8 * q^31 + 14 * q^34 + 12 * q^36 - 12 * q^39 - 6 * q^41 + 2 * q^44 + 12 * q^46 + 14 * q^49 + 42 * q^51 + 18 * q^54 - 8 * q^59 - 16 * q^61 - 2 * q^64 + 6 * q^66 + 36 * q^69 - 12 * q^71 - 2 * q^74 + 10 * q^76 - 28 * q^79 + 18 * q^81 - 8 * q^86 + 14 * q^89 + 8 * q^94 - 6 * q^96 + 12 * q^99

## Character values

We give the values of $$\chi$$ on generators for $$\left(\mathbb{Z}/1850\mathbb{Z}\right)^\times$$.

 $$n$$ $$1001$$ $$1777$$ $$\chi(n)$$ $$1$$ $$-1$$

## 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 $$\iota_m(\nu)$$ $$a_{2}$$ $$a_{3}$$ $$a_{4}$$ $$a_{5}$$ $$a_{6}$$ $$a_{7}$$ $$a_{8}$$ $$a_{9}$$ $$a_{10}$$
149.1
 − 1.00000i 1.00000i
1.00000i 3.00000i −1.00000 0 −3.00000 0 1.00000i −6.00000 0
149.2 1.00000i 3.00000i −1.00000 0 −3.00000 0 1.00000i −6.00000 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

## Twists

By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 1850.2.b.a 2
5.b even 2 1 inner 1850.2.b.a 2
5.c odd 4 1 1850.2.a.g 1
5.c odd 4 1 1850.2.a.h yes 1

By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
1850.2.a.g 1 5.c odd 4 1
1850.2.a.h yes 1 5.c odd 4 1
1850.2.b.a 2 1.a even 1 1 trivial
1850.2.b.a 2 5.b even 2 1 inner

## Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on $$S_{2}^{\mathrm{new}}(1850, [\chi])$$:

 $$T_{3}^{2} + 9$$ T3^2 + 9 $$T_{7}$$ T7 $$T_{13}^{2} + 4$$ T13^2 + 4

## Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ $$T^{2} + 1$$
$3$ $$T^{2} + 9$$
$5$ $$T^{2}$$
$7$ $$T^{2}$$
$11$ $$(T + 1)^{2}$$
$13$ $$T^{2} + 4$$
$17$ $$T^{2} + 49$$
$19$ $$(T + 5)^{2}$$
$23$ $$T^{2} + 36$$
$29$ $$T^{2}$$
$31$ $$(T + 4)^{2}$$
$37$ $$T^{2} + 1$$
$41$ $$(T + 3)^{2}$$
$43$ $$T^{2} + 16$$
$47$ $$T^{2} + 16$$
$53$ $$T^{2} + 4$$
$59$ $$(T + 4)^{2}$$
$61$ $$(T + 8)^{2}$$
$67$ $$T^{2} + 169$$
$71$ $$(T + 6)^{2}$$
$73$ $$T^{2} + 49$$
$79$ $$(T + 14)^{2}$$
$83$ $$T^{2} + 9$$
$89$ $$(T - 7)^{2}$$
$97$ $$T^{2} + 324$$