Properties

Label 8624.2.a.cc
Level $8624$
Weight $2$
Character orbit 8624.a
Self dual yes
Analytic conductor $68.863$
Analytic rank $0$
Dimension $2$
CM no
Inner twists $1$

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Newspace parameters

Level: \( N \) \(=\) \( 8624 = 2^{4} \cdot 7^{2} \cdot 11 \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 8624.a (trivial)

Newform invariants

Self dual: yes
Analytic conductor: \(68.8629867032\)
Analytic rank: \(0\)
Dimension: \(2\)
Coefficient field: \(\Q(\sqrt{2}) \)
Defining polynomial: \(x^{2} - 2\)
Coefficient ring: \(\Z[a_1, a_2, a_3]\)
Coefficient ring index: \( 1 \)
Twist minimal: no (minimal twist has level 154)
Fricke sign: \(-1\)
Sato-Tate group: $\mathrm{SU}(2)$

$q$-expansion

Coefficients of the \(q\)-expansion are expressed in terms of \(\beta = \sqrt{2}\). We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + ( 1 + \beta ) q^{3} + ( -2 + \beta ) q^{5} + 2 \beta q^{9} +O(q^{10})\) \( q + ( 1 + \beta ) q^{3} + ( -2 + \beta ) q^{5} + 2 \beta q^{9} - q^{11} + ( -1 - 2 \beta ) q^{13} -\beta q^{15} + ( -2 + 4 \beta ) q^{17} + ( 2 - \beta ) q^{19} + ( 2 + 3 \beta ) q^{23} + ( 1 - 4 \beta ) q^{25} + ( 1 - \beta ) q^{27} + ( -3 + 4 \beta ) q^{29} + 4 q^{31} + ( -1 - \beta ) q^{33} + ( -8 - \beta ) q^{37} + ( -5 - 3 \beta ) q^{39} + ( -4 - \beta ) q^{41} + 4 \beta q^{43} + ( 4 - 4 \beta ) q^{45} + ( 2 + 6 \beta ) q^{47} + ( 6 + 2 \beta ) q^{51} + ( -2 + 7 \beta ) q^{53} + ( 2 - \beta ) q^{55} + \beta q^{57} + ( 7 - \beta ) q^{59} + ( 9 + 2 \beta ) q^{61} + ( -2 + 3 \beta ) q^{65} + ( -7 + 3 \beta ) q^{67} + ( 8 + 5 \beta ) q^{69} + ( 4 + 5 \beta ) q^{71} + ( -8 - \beta ) q^{73} + ( -7 - 3 \beta ) q^{75} + ( 9 + 3 \beta ) q^{79} + ( -1 - 6 \beta ) q^{81} + ( -2 + 10 \beta ) q^{83} + ( 12 - 10 \beta ) q^{85} + ( 5 + \beta ) q^{87} + ( 4 + 6 \beta ) q^{89} + ( 4 + 4 \beta ) q^{93} + ( -6 + 4 \beta ) q^{95} + ( -1 - 2 \beta ) q^{97} -2 \beta q^{99} +O(q^{100})\)
\(\operatorname{Tr}(f)(q)\) \(=\) \( 2 q + 2 q^{3} - 4 q^{5} + O(q^{10}) \) \( 2 q + 2 q^{3} - 4 q^{5} - 2 q^{11} - 2 q^{13} - 4 q^{17} + 4 q^{19} + 4 q^{23} + 2 q^{25} + 2 q^{27} - 6 q^{29} + 8 q^{31} - 2 q^{33} - 16 q^{37} - 10 q^{39} - 8 q^{41} + 8 q^{45} + 4 q^{47} + 12 q^{51} - 4 q^{53} + 4 q^{55} + 14 q^{59} + 18 q^{61} - 4 q^{65} - 14 q^{67} + 16 q^{69} + 8 q^{71} - 16 q^{73} - 14 q^{75} + 18 q^{79} - 2 q^{81} - 4 q^{83} + 24 q^{85} + 10 q^{87} + 8 q^{89} + 8 q^{93} - 12 q^{95} - 2 q^{97} + O(q^{100}) \)

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 \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
1.1
−1.41421
1.41421
0 −0.414214 0 −3.41421 0 0 0 −2.82843 0
1.2 0 2.41421 0 −0.585786 0 0 0 2.82843 0
\(n\): e.g. 2-40 or 990-1000
Significant digits:
Format:

Atkin-Lehner signs

\( p \) Sign
\(2\) \(-1\)
\(7\) \(1\)
\(11\) \(1\)

Inner twists

This newform does not admit any (nontrivial) inner twists.

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 8624.2.a.cc 2
4.b odd 2 1 1078.2.a.t 2
7.b odd 2 1 8624.2.a.bh 2
7.c even 3 2 1232.2.q.f 4
12.b even 2 1 9702.2.a.cx 2
28.d even 2 1 1078.2.a.x 2
28.f even 6 2 1078.2.e.m 4
28.g odd 6 2 154.2.e.e 4
84.h odd 2 1 9702.2.a.ch 2
84.n even 6 2 1386.2.k.t 4
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
154.2.e.e 4 28.g odd 6 2
1078.2.a.t 2 4.b odd 2 1
1078.2.a.x 2 28.d even 2 1
1078.2.e.m 4 28.f even 6 2
1232.2.q.f 4 7.c even 3 2
1386.2.k.t 4 84.n even 6 2
8624.2.a.bh 2 7.b odd 2 1
8624.2.a.cc 2 1.a even 1 1 trivial
9702.2.a.ch 2 84.h odd 2 1
9702.2.a.cx 2 12.b even 2 1

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{2}^{\mathrm{new}}(\Gamma_0(8624))\):

\( T_{3}^{2} - 2 T_{3} - 1 \)
\( T_{5}^{2} + 4 T_{5} + 2 \)
\( T_{13}^{2} + 2 T_{13} - 7 \)
\( T_{17}^{2} + 4 T_{17} - 28 \)

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( T^{2} \)
$3$ \( -1 - 2 T + T^{2} \)
$5$ \( 2 + 4 T + T^{2} \)
$7$ \( T^{2} \)
$11$ \( ( 1 + T )^{2} \)
$13$ \( -7 + 2 T + T^{2} \)
$17$ \( -28 + 4 T + T^{2} \)
$19$ \( 2 - 4 T + T^{2} \)
$23$ \( -14 - 4 T + T^{2} \)
$29$ \( -23 + 6 T + T^{2} \)
$31$ \( ( -4 + T )^{2} \)
$37$ \( 62 + 16 T + T^{2} \)
$41$ \( 14 + 8 T + T^{2} \)
$43$ \( -32 + T^{2} \)
$47$ \( -68 - 4 T + T^{2} \)
$53$ \( -94 + 4 T + T^{2} \)
$59$ \( 47 - 14 T + T^{2} \)
$61$ \( 73 - 18 T + T^{2} \)
$67$ \( 31 + 14 T + T^{2} \)
$71$ \( -34 - 8 T + T^{2} \)
$73$ \( 62 + 16 T + T^{2} \)
$79$ \( 63 - 18 T + T^{2} \)
$83$ \( -196 + 4 T + T^{2} \)
$89$ \( -56 - 8 T + T^{2} \)
$97$ \( -7 + 2 T + T^{2} \)
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