Properties

Label 880.2.b.g
Level $880$
Weight $2$
Character orbit 880.b
Analytic conductor $7.027$
Analytic rank $0$
Dimension $2$
CM no
Inner twists $2$

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Newspace parameters

Level: \( N \) \(=\) \( 880 = 2^{4} \cdot 5 \cdot 11 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 880.b (of order \(2\), degree \(1\), not minimal)

Newform invariants

Self dual: no
Analytic conductor: \(7.02683537787\)
Analytic rank: \(0\)
Dimension: \(2\)
Coefficient field: \(\Q(\sqrt{-1}) \)
Defining polynomial: \( x^{2} + 1 \) Copy content Toggle raw display
Coefficient ring: \(\Z[a_1, a_2, a_3]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 440)
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.

\(f(q)\) \(=\) \( q + i q^{3} + ( - i + 2) q^{5} + i q^{7} + 2 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( q + i q^{3} + ( - i + 2) q^{5} + i q^{7} + 2 q^{9} + q^{11} + (2 i + 1) q^{15} - i q^{17} + q^{19} - q^{21} + ( - 4 i + 3) q^{25} + 5 i q^{27} + q^{29} + q^{31} + i q^{33} + (2 i + 1) q^{35} - i q^{37} - 6 i q^{43} + ( - 2 i + 4) q^{45} + 8 i q^{47} + 6 q^{49} + q^{51} + 9 i q^{53} + ( - i + 2) q^{55} + i q^{57} + 4 q^{59} - 7 q^{61} + 2 i q^{63} - 4 i q^{67} - 5 q^{71} + 14 i q^{73} + (3 i + 4) q^{75} + i q^{77} + 4 q^{79} + q^{81} - 16 i q^{83} + ( - 2 i - 1) q^{85} + i q^{87} + 7 q^{89} + i q^{93} + ( - i + 2) q^{95} + 16 i q^{97} + 2 q^{99} +O(q^{100}) \) Copy content Toggle raw display
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q + 4 q^{5} + 4 q^{9}+O(q^{10}) \) Copy content Toggle raw display \( 2 q + 4 q^{5} + 4 q^{9} + 2 q^{11} + 2 q^{15} + 2 q^{19} - 2 q^{21} + 6 q^{25} + 2 q^{29} + 2 q^{31} + 2 q^{35} + 8 q^{45} + 12 q^{49} + 2 q^{51} + 4 q^{55} + 8 q^{59} - 14 q^{61} - 10 q^{71} + 8 q^{75} + 8 q^{79} + 2 q^{81} - 2 q^{85} + 14 q^{89} + 4 q^{95} + 4 q^{99}+O(q^{100}) \) Copy content Toggle raw display

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/880\mathbb{Z}\right)^\times\).

\(n\) \(111\) \(177\) \(321\) \(661\)
\(\chi(n)\) \(1\) \(-1\) \(1\) \(1\)

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 \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
529.1
1.00000i
1.00000i
0 1.00000i 0 2.00000 + 1.00000i 0 1.00000i 0 2.00000 0
529.2 0 1.00000i 0 2.00000 1.00000i 0 1.00000i 0 2.00000 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

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 880.2.b.g 2
4.b odd 2 1 440.2.b.c 2
5.b even 2 1 inner 880.2.b.g 2
5.c odd 4 1 4400.2.a.j 1
5.c odd 4 1 4400.2.a.u 1
12.b even 2 1 3960.2.d.a 2
20.d odd 2 1 440.2.b.c 2
20.e even 4 1 2200.2.a.d 1
20.e even 4 1 2200.2.a.h 1
60.h even 2 1 3960.2.d.a 2
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
440.2.b.c 2 4.b odd 2 1
440.2.b.c 2 20.d odd 2 1
880.2.b.g 2 1.a even 1 1 trivial
880.2.b.g 2 5.b even 2 1 inner
2200.2.a.d 1 20.e even 4 1
2200.2.a.h 1 20.e even 4 1
3960.2.d.a 2 12.b even 2 1
3960.2.d.a 2 60.h even 2 1
4400.2.a.j 1 5.c odd 4 1
4400.2.a.u 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 \(S_{2}^{\mathrm{new}}(880, [\chi])\):

\( T_{3}^{2} + 1 \) Copy content Toggle raw display
\( T_{7}^{2} + 1 \) Copy content Toggle raw display

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{2} \) Copy content Toggle raw display
$3$ \( T^{2} + 1 \) Copy content Toggle raw display
$5$ \( T^{2} - 4T + 5 \) Copy content Toggle raw display
$7$ \( T^{2} + 1 \) Copy content Toggle raw display
$11$ \( (T - 1)^{2} \) Copy content Toggle raw display
$13$ \( T^{2} \) Copy content Toggle raw display
$17$ \( T^{2} + 1 \) Copy content Toggle raw display
$19$ \( (T - 1)^{2} \) Copy content Toggle raw display
$23$ \( T^{2} \) Copy content Toggle raw display
$29$ \( (T - 1)^{2} \) Copy content Toggle raw display
$31$ \( (T - 1)^{2} \) Copy content Toggle raw display
$37$ \( T^{2} + 1 \) Copy content Toggle raw display
$41$ \( T^{2} \) Copy content Toggle raw display
$43$ \( T^{2} + 36 \) Copy content Toggle raw display
$47$ \( T^{2} + 64 \) Copy content Toggle raw display
$53$ \( T^{2} + 81 \) Copy content Toggle raw display
$59$ \( (T - 4)^{2} \) Copy content Toggle raw display
$61$ \( (T + 7)^{2} \) Copy content Toggle raw display
$67$ \( T^{2} + 16 \) Copy content Toggle raw display
$71$ \( (T + 5)^{2} \) Copy content Toggle raw display
$73$ \( T^{2} + 196 \) Copy content Toggle raw display
$79$ \( (T - 4)^{2} \) Copy content Toggle raw display
$83$ \( T^{2} + 256 \) Copy content Toggle raw display
$89$ \( (T - 7)^{2} \) Copy content Toggle raw display
$97$ \( T^{2} + 256 \) Copy content Toggle raw display
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