Properties

Label 1815.2.c.d
Level $1815$
Weight $2$
Character orbit 1815.c
Analytic conductor $14.493$
Analytic rank $0$
Dimension $6$
CM no
Inner twists $2$

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Newspace parameters

Level: \( N \) \(=\) \( 1815 = 3 \cdot 5 \cdot 11^{2} \)
Weight: \( k \) \(=\) \( 2 \)
Character orbit: \([\chi]\) \(=\) 1815.c (of order \(2\), degree \(1\), minimal)

Newform invariants

Self dual: no
Analytic conductor: \(14.4928479669\)
Analytic rank: \(0\)
Dimension: \(6\)
Coefficient field: 6.0.350464.1
Defining polynomial: \(x^{6} - 2 x^{5} + 2 x^{4} + 2 x^{3} + 4 x^{2} - 4 x + 2\)
Coefficient ring: \(\Z[a_1, a_2, a_3]\)
Coefficient ring index: \( 2 \)
Twist minimal: no (minimal twist has level 165)
Sato-Tate group: $\mathrm{SU}(2)[C_{2}]$

$q$-expansion

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\ldots,\beta_{5}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + ( \beta_{3} - \beta_{5} ) q^{2} -\beta_{3} q^{3} + ( -2 - \beta_{1} - \beta_{2} ) q^{4} + ( -\beta_{2} - \beta_{5} ) q^{5} + ( 1 + \beta_{1} ) q^{6} + ( 3 \beta_{3} - \beta_{4} + \beta_{5} ) q^{7} + ( -4 \beta_{3} + 3 \beta_{4} ) q^{8} - q^{9} +O(q^{10})\) \( q + ( \beta_{3} - \beta_{5} ) q^{2} -\beta_{3} q^{3} + ( -2 - \beta_{1} - \beta_{2} ) q^{4} + ( -\beta_{2} - \beta_{5} ) q^{5} + ( 1 + \beta_{1} ) q^{6} + ( 3 \beta_{3} - \beta_{4} + \beta_{5} ) q^{7} + ( -4 \beta_{3} + 3 \beta_{4} ) q^{8} - q^{9} + ( -3 - \beta_{2} - \beta_{3} + 2 \beta_{4} ) q^{10} + ( 2 \beta_{3} - \beta_{4} - \beta_{5} ) q^{12} + ( -\beta_{3} - 3 \beta_{4} - \beta_{5} ) q^{13} + ( -1 - 3 \beta_{1} - \beta_{2} ) q^{14} + ( \beta_{1} - \beta_{4} ) q^{15} + ( 3 + 2 \beta_{1} + 4 \beta_{2} ) q^{16} + ( \beta_{3} + \beta_{4} - 3 \beta_{5} ) q^{17} + ( -\beta_{3} + \beta_{5} ) q^{18} + ( -2 + 2 \beta_{1} - 4 \beta_{2} ) q^{19} + ( 3 + \beta_{1} + 2 \beta_{2} - 4 \beta_{3} + 2 \beta_{4} + \beta_{5} ) q^{20} + ( 3 - \beta_{1} + \beta_{2} ) q^{21} + 4 \beta_{3} q^{23} + ( -4 - 3 \beta_{2} ) q^{24} + ( -1 + 2 \beta_{1} - 2 \beta_{2} - 2 \beta_{3} + 2 \beta_{4} ) q^{25} + ( -5 + \beta_{1} - 7 \beta_{2} ) q^{26} + \beta_{3} q^{27} + ( -5 \beta_{3} + 3 \beta_{4} + 3 \beta_{5} ) q^{28} + ( -2 - 2 \beta_{1} + 2 \beta_{2} ) q^{29} + ( -1 - 2 \beta_{2} + 3 \beta_{3} - \beta_{4} ) q^{30} + ( 2 - 2 \beta_{2} ) q^{31} + ( 5 \beta_{3} - 4 \beta_{4} - 3 \beta_{5} ) q^{32} + ( -9 - \beta_{1} - \beta_{2} ) q^{34} + ( 2 - 4 \beta_{1} - \beta_{3} + \beta_{4} + \beta_{5} ) q^{35} + ( 2 + \beta_{1} + \beta_{2} ) q^{36} + ( -2 \beta_{3} + 2 \beta_{4} - 2 \beta_{5} ) q^{37} + ( 6 \beta_{4} + 2 \beta_{5} ) q^{38} + ( -1 + \beta_{1} + 3 \beta_{2} ) q^{39} + ( 3 + 4 \beta_{1} + 3 \beta_{2} + 6 \beta_{3} - \beta_{4} - 3 \beta_{5} ) q^{40} + ( 2 + 2 \beta_{1} - 2 \beta_{2} ) q^{41} + ( \beta_{3} - \beta_{4} - 3 \beta_{5} ) q^{42} + ( -3 \beta_{3} + \beta_{4} - \beta_{5} ) q^{43} + ( \beta_{2} + \beta_{5} ) q^{45} + ( -4 - 4 \beta_{1} ) q^{46} + ( -2 \beta_{3} - 2 \beta_{4} - 2 \beta_{5} ) q^{47} + ( -3 \beta_{3} + 4 \beta_{4} + 2 \beta_{5} ) q^{48} + ( -5 + 6 \beta_{1} - 4 \beta_{2} ) q^{49} + ( 4 + 2 \beta_{1} + 4 \beta_{2} + 3 \beta_{3} + 2 \beta_{4} + \beta_{5} ) q^{50} + ( 1 + 3 \beta_{1} - \beta_{2} ) q^{51} + ( -11 \beta_{3} + 7 \beta_{4} + 3 \beta_{5} ) q^{52} + ( -4 \beta_{3} + 4 \beta_{4} - 2 \beta_{5} ) q^{53} + ( -1 - \beta_{1} ) q^{54} + ( 15 - \beta_{1} + 7 \beta_{2} ) q^{56} + ( 2 \beta_{3} - 4 \beta_{4} + 2 \beta_{5} ) q^{57} + ( -6 \beta_{3} - 2 \beta_{4} + 2 \beta_{5} ) q^{58} + ( 4 + 2 \beta_{1} + 4 \beta_{2} ) q^{59} + ( -4 - \beta_{1} - 2 \beta_{2} - 3 \beta_{3} + 2 \beta_{4} + \beta_{5} ) q^{60} + ( -2 - 4 \beta_{2} ) q^{61} + ( 4 \beta_{4} - 2 \beta_{5} ) q^{62} + ( -3 \beta_{3} + \beta_{4} - \beta_{5} ) q^{63} + ( -12 - \beta_{1} - 3 \beta_{2} ) q^{64} + ( -6 + 2 \beta_{1} - 4 \beta_{2} - 7 \beta_{3} - 3 \beta_{4} + 3 \beta_{5} ) q^{65} + ( -4 \beta_{3} + 4 \beta_{5} ) q^{67} + ( -11 \beta_{3} + 5 \beta_{4} + 3 \beta_{5} ) q^{68} + 4 q^{69} + ( 5 + \beta_{1} + 3 \beta_{2} - 10 \beta_{3} + 4 \beta_{4} - 2 \beta_{5} ) q^{70} + ( -4 - 2 \beta_{1} ) q^{71} + ( 4 \beta_{3} - 3 \beta_{4} ) q^{72} + ( -7 \beta_{3} + 3 \beta_{4} - 3 \beta_{5} ) q^{73} + ( -2 + 2 \beta_{1} + 2 \beta_{2} ) q^{74} + ( -2 - 2 \beta_{2} + \beta_{3} - 2 \beta_{4} + 2 \beta_{5} ) q^{75} + ( 8 + 4 \beta_{1} + 6 \beta_{2} ) q^{76} + ( 5 \beta_{3} - 7 \beta_{4} + \beta_{5} ) q^{78} + ( -2 + 2 \beta_{1} ) q^{79} + ( -10 - 4 \beta_{1} - \beta_{2} + 10 \beta_{3} - 6 \beta_{4} - \beta_{5} ) q^{80} + q^{81} + ( 6 \beta_{3} + 2 \beta_{4} - 2 \beta_{5} ) q^{82} + ( \beta_{3} - \beta_{4} + \beta_{5} ) q^{83} + ( -5 - 3 \beta_{1} - 3 \beta_{2} ) q^{84} + ( -8 + 2 \beta_{1} - 2 \beta_{2} - \beta_{3} + 5 \beta_{4} - \beta_{5} ) q^{85} + ( 1 + 3 \beta_{1} + \beta_{2} ) q^{86} + ( 2 \beta_{3} + 2 \beta_{4} - 2 \beta_{5} ) q^{87} + 2 \beta_{2} q^{89} + ( 3 + \beta_{2} + \beta_{3} - 2 \beta_{4} ) q^{90} + ( 2 - 8 \beta_{1} - 2 \beta_{2} ) q^{91} + ( -8 \beta_{3} + 4 \beta_{4} + 4 \beta_{5} ) q^{92} + ( -2 \beta_{3} - 2 \beta_{4} ) q^{93} + ( -6 + 2 \beta_{1} - 6 \beta_{2} ) q^{94} + ( 6 + 4 \beta_{1} - 4 \beta_{2} + 2 \beta_{3} + 2 \beta_{4} + 4 \beta_{5} ) q^{95} + ( 5 + 3 \beta_{1} + 4 \beta_{2} ) q^{96} + ( 4 \beta_{3} - 4 \beta_{4} ) q^{97} + ( 9 \beta_{3} + 2 \beta_{4} + 5 \beta_{5} ) q^{98} +O(q^{100})\)
\(\operatorname{Tr}(f)(q)\) \(=\) \( 6q - 10q^{4} + 2q^{5} + 6q^{6} - 6q^{9} + O(q^{10}) \) \( 6q - 10q^{4} + 2q^{5} + 6q^{6} - 6q^{9} - 16q^{10} - 4q^{14} + 10q^{16} - 4q^{19} + 14q^{20} + 16q^{21} - 18q^{24} - 2q^{25} - 16q^{26} - 16q^{29} - 2q^{30} + 16q^{31} - 52q^{34} + 12q^{35} + 10q^{36} - 12q^{39} + 12q^{40} + 16q^{41} - 2q^{45} - 24q^{46} - 22q^{49} + 16q^{50} + 8q^{51} - 6q^{54} + 76q^{56} + 16q^{59} - 20q^{60} - 4q^{61} - 66q^{64} - 28q^{65} + 24q^{69} + 24q^{70} - 24q^{71} - 16q^{74} - 8q^{75} + 36q^{76} - 12q^{79} - 58q^{80} + 6q^{81} - 24q^{84} - 44q^{85} + 4q^{86} - 4q^{89} + 16q^{90} + 16q^{91} - 24q^{94} + 44q^{95} + 22q^{96} + O(q^{100}) \)

Basis of coefficient ring in terms of a root \(\nu\) of \(x^{6} - 2 x^{5} + 2 x^{4} + 2 x^{3} + 4 x^{2} - 4 x + 2\):

\(\beta_{0}\)\(=\)\( 1 \)
\(\beta_{1}\)\(=\)\((\)\( -\nu^{5} + 8 \nu^{4} - 4 \nu^{3} - \nu^{2} + 2 \nu + 38 \)\()/23\)
\(\beta_{2}\)\(=\)\((\)\( -5 \nu^{5} + 17 \nu^{4} - 20 \nu^{3} - 5 \nu^{2} + 10 \nu + 29 \)\()/23\)
\(\beta_{3}\)\(=\)\((\)\( 7 \nu^{5} - 10 \nu^{4} + 5 \nu^{3} + 30 \nu^{2} + 32 \nu - 13 \)\()/23\)
\(\beta_{4}\)\(=\)\((\)\( -11 \nu^{5} + 19 \nu^{4} - 21 \nu^{3} - 11 \nu^{2} - 70 \nu + 27 \)\()/23\)
\(\beta_{5}\)\(=\)\((\)\( -14 \nu^{5} + 20 \nu^{4} - 10 \nu^{3} - 37 \nu^{2} - 64 \nu + 26 \)\()/23\)
\(1\)\(=\)\(\beta_0\)
\(\nu\)\(=\)\((\)\(\beta_{5} - \beta_{4} + \beta_{3} + \beta_{2} - \beta_{1} + 1\)\()/2\)
\(\nu^{2}\)\(=\)\(\beta_{5} + 2 \beta_{3}\)
\(\nu^{3}\)\(=\)\(2 \beta_{5} - \beta_{4} + 2 \beta_{3} - \beta_{2} + 2 \beta_{1} - 2\)
\(\nu^{4}\)\(=\)\(-\beta_{2} + 5 \beta_{1} - 7\)
\(\nu^{5}\)\(=\)\(-8 \beta_{5} + 3 \beta_{4} - 9 \beta_{3} - 3 \beta_{2} + 8 \beta_{1} - 9\)

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/1815\mathbb{Z}\right)^\times\).

\(n\) \(727\) \(1211\) \(1696\)
\(\chi(n)\) \(-1\) \(1\) \(1\)

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.

Label \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
364.1
0.403032 0.403032i
−0.854638 + 0.854638i
1.45161 + 1.45161i
1.45161 1.45161i
−0.854638 0.854638i
0.403032 + 0.403032i
2.67513i 1.00000i −5.15633 −1.48119 1.67513i 2.67513 2.80606i 8.44358i −1.00000 −4.48119 + 3.96239i
364.2 1.53919i 1.00000i −0.369102 2.17009 0.539189i 1.53919 0.290725i 2.51026i −1.00000 −0.829914 3.34017i
364.3 1.21432i 1.00000i 0.525428 0.311108 2.21432i −1.21432 4.90321i 3.06668i −1.00000 −2.68889 0.377784i
364.4 1.21432i 1.00000i 0.525428 0.311108 + 2.21432i −1.21432 4.90321i 3.06668i −1.00000 −2.68889 + 0.377784i
364.5 1.53919i 1.00000i −0.369102 2.17009 + 0.539189i 1.53919 0.290725i 2.51026i −1.00000 −0.829914 + 3.34017i
364.6 2.67513i 1.00000i −5.15633 −1.48119 + 1.67513i 2.67513 2.80606i 8.44358i −1.00000 −4.48119 3.96239i
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 364.6
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 1815.2.c.d 6
5.b even 2 1 inner 1815.2.c.d 6
5.c odd 4 1 9075.2.a.cc 3
5.c odd 4 1 9075.2.a.ck 3
11.b odd 2 1 165.2.c.a 6
33.d even 2 1 495.2.c.d 6
44.c even 2 1 2640.2.d.i 6
55.d odd 2 1 165.2.c.a 6
55.e even 4 1 825.2.a.h 3
55.e even 4 1 825.2.a.n 3
165.d even 2 1 495.2.c.d 6
165.l odd 4 1 2475.2.a.y 3
165.l odd 4 1 2475.2.a.be 3
220.g even 2 1 2640.2.d.i 6
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
165.2.c.a 6 11.b odd 2 1
165.2.c.a 6 55.d odd 2 1
495.2.c.d 6 33.d even 2 1
495.2.c.d 6 165.d even 2 1
825.2.a.h 3 55.e even 4 1
825.2.a.n 3 55.e even 4 1
1815.2.c.d 6 1.a even 1 1 trivial
1815.2.c.d 6 5.b even 2 1 inner
2475.2.a.y 3 165.l odd 4 1
2475.2.a.be 3 165.l odd 4 1
2640.2.d.i 6 44.c even 2 1
2640.2.d.i 6 220.g even 2 1
9075.2.a.cc 3 5.c odd 4 1
9075.2.a.ck 3 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 \(S_{2}^{\mathrm{new}}(1815, [\chi])\):

\( T_{2}^{6} + 11 T_{2}^{4} + 31 T_{2}^{2} + 25 \)
\( T_{19}^{3} + 2 T_{19}^{2} - 52 T_{19} - 184 \)

Hecke characteristic polynomials

$p$ $F_p(T)$
$2$ \( 25 + 31 T^{2} + 11 T^{4} + T^{6} \)
$3$ \( ( 1 + T^{2} )^{3} \)
$5$ \( 125 - 50 T + 15 T^{2} - 12 T^{3} + 3 T^{4} - 2 T^{5} + T^{6} \)
$7$ \( 16 + 192 T^{2} + 32 T^{4} + T^{6} \)
$11$ \( T^{6} \)
$13$ \( 21904 + 2560 T^{2} + 92 T^{4} + T^{6} \)
$17$ \( 13456 + 1712 T^{2} + 72 T^{4} + T^{6} \)
$19$ \( ( -184 - 52 T + 2 T^{2} + T^{3} )^{2} \)
$23$ \( ( 16 + T^{2} )^{3} \)
$29$ \( ( -32 + 8 T^{2} + T^{3} )^{2} \)
$31$ \( ( 16 + 8 T - 8 T^{2} + T^{3} )^{2} \)
$37$ \( 1024 + 512 T^{2} + 48 T^{4} + T^{6} \)
$41$ \( ( 32 - 8 T^{2} + T^{3} )^{2} \)
$43$ \( 16 + 192 T^{2} + 32 T^{4} + T^{6} \)
$47$ \( 25600 + 2816 T^{2} + 96 T^{4} + T^{6} \)
$53$ \( 73984 + 5376 T^{2} + 128 T^{4} + T^{6} \)
$59$ \( ( -80 - 64 T - 8 T^{2} + T^{3} )^{2} \)
$61$ \( ( -40 - 52 T + 2 T^{2} + T^{3} )^{2} \)
$67$ \( 102400 + 7936 T^{2} + 176 T^{4} + T^{6} \)
$71$ \( ( -16 + 32 T + 12 T^{2} + T^{3} )^{2} \)
$73$ \( 8464 + 6912 T^{2} + 204 T^{4} + T^{6} \)
$79$ \( ( -8 - 4 T + 6 T^{2} + T^{3} )^{2} \)
$83$ \( 16 + 32 T^{2} + 12 T^{4} + T^{6} \)
$89$ \( ( -8 - 12 T + 2 T^{2} + T^{3} )^{2} \)
$97$ \( 16384 + 3072 T^{2} + 128 T^{4} + T^{6} \)
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