Properties

Label 287.3.d.b
Level 287
Weight 3
Character orbit 287.d
Self dual yes
Analytic conductor 7.820
Analytic rank 0
Dimension 7
CM discriminant -287
Inner twists 2

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Newspace parameters

Level: \( N \) = \( 287 = 7 \cdot 41 \)
Weight: \( k \) = \( 3 \)
Character orbit: \([\chi]\) = 287.d (of order \(2\), degree \(1\), minimal)

Newform invariants

Self dual: yes
Analytic conductor: \(7.82018358714\)
Analytic rank: \(0\)
Dimension: \(7\)
Coefficient field: 7.7.19468476636329.1
Coefficient ring: \(\Z[a_1, a_2, a_3]\)
Coefficient ring index: \( 1 \)
Twist minimal: yes
Sato-Tate group: $\mathrm{U}(1)[D_{2}]$

$q$-expansion

Coefficients of the \(q\)-expansion are expressed in terms of a basis \(1,\beta_1,\ldots,\beta_{6}\) for the coefficient ring described below. We also show the integral \(q\)-expansion of the trace form.

\(f(q)\) \(=\) \( q + \beta_{2} q^{2} -\beta_{4} q^{3} + ( 4 + \beta_{3} + \beta_{4} ) q^{4} + ( -2 \beta_{2} + \beta_{5} - \beta_{6} ) q^{6} + 7 q^{7} + ( 4 \beta_{1} + 4 \beta_{2} + \beta_{6} ) q^{8} + ( 9 - 5 \beta_{1} - \beta_{6} ) q^{9} +O(q^{10})\) \( q + \beta_{2} q^{2} -\beta_{4} q^{3} + ( 4 + \beta_{3} + \beta_{4} ) q^{4} + ( -2 \beta_{2} + \beta_{5} - \beta_{6} ) q^{6} + 7 q^{7} + ( 4 \beta_{1} + 4 \beta_{2} + \beta_{6} ) q^{8} + ( 9 - 5 \beta_{1} - \beta_{6} ) q^{9} + ( -17 + \beta_{1} - 4 \beta_{4} + 2 \beta_{6} ) q^{12} + ( \beta_{2} - 3 \beta_{5} ) q^{13} + 7 \beta_{2} q^{14} + ( 16 + 7 \beta_{1} + 4 \beta_{3} + 4 \beta_{4} - 2 \beta_{6} ) q^{16} + ( -11 \beta_{1} + \beta_{6} ) q^{17} + ( -9 \beta_{1} + 9 \beta_{2} - 5 \beta_{3} - 4 \beta_{4} + 2 \beta_{6} ) q^{18} + ( 13 \beta_{1} + \beta_{6} ) q^{19} -7 \beta_{4} q^{21} + ( -8 \beta_{3} + \beta_{4} ) q^{23} + ( -17 \beta_{2} + \beta_{3} + 8 \beta_{4} - 4 \beta_{6} ) q^{24} + 25 q^{25} + ( 11 - 5 \beta_{3} + 7 \beta_{4} ) q^{26} + ( 9 \beta_{2} - 9 \beta_{4} + 5 \beta_{5} ) q^{27} + ( 28 + 7 \beta_{3} + 7 \beta_{4} ) q^{28} + ( 16 \beta_{1} + 16 \beta_{2} + 7 \beta_{3} - 8 \beta_{4} + 4 \beta_{6} ) q^{32} + ( -23 \beta_{1} - 11 \beta_{3} + 4 \beta_{4} - 2 \beta_{6} ) q^{34} + ( 36 - 20 \beta_{1} - 18 \beta_{2} + 17 \beta_{4} - \beta_{5} - 4 \beta_{6} ) q^{36} + ( -17 \beta_{2} + 3 \beta_{5} ) q^{37} + ( 25 \beta_{1} + 13 \beta_{3} + 4 \beta_{4} - 2 \beta_{6} ) q^{38} + ( 27 \beta_{1} - 17 \beta_{2} - 5 \beta_{5} - \beta_{6} ) q^{39} -41 q^{41} + ( -14 \beta_{2} + 7 \beta_{5} - 7 \beta_{6} ) q^{42} + ( -5 \beta_{1} + 7 \beta_{6} ) q^{43} + ( -32 \beta_{1} - 14 \beta_{2} - 9 \beta_{5} + \beta_{6} ) q^{46} + ( -23 \beta_{2} - 3 \beta_{5} ) q^{47} + ( -68 + 4 \beta_{1} + 18 \beta_{2} - 17 \beta_{3} - 17 \beta_{4} - 7 \beta_{5} + 8 \beta_{6} ) q^{48} + 49 q^{49} + 25 \beta_{2} q^{50} + ( -9 \beta_{2} + 16 \beta_{3} - 7 \beta_{4} + 11 \beta_{5} ) q^{51} + ( -20 \beta_{1} + 11 \beta_{2} + 7 \beta_{6} ) q^{52} + ( 67 - 18 \beta_{2} + 19 \beta_{3} - \beta_{4} + 9 \beta_{5} - 9 \beta_{6} ) q^{54} + ( 28 \beta_{1} + 28 \beta_{2} + 7 \beta_{6} ) q^{56} + ( -9 \beta_{2} - 8 \beta_{3} + 17 \beta_{4} - 13 \beta_{5} ) q^{57} + ( 63 - 35 \beta_{1} - 7 \beta_{6} ) q^{63} + ( 64 + 28 \beta_{1} - 2 \beta_{2} + 16 \beta_{3} + 16 \beta_{4} + 15 \beta_{5} - 8 \beta_{6} ) q^{64} + ( -44 \beta_{1} - 14 \beta_{2} - 23 \beta_{3} - 8 \beta_{4} - 15 \beta_{5} + 4 \beta_{6} ) q^{68} + ( -26 + 37 \beta_{1} - 7 \beta_{6} ) q^{69} + ( -143 + 34 \beta_{2} - 20 \beta_{3} - 16 \beta_{4} - 17 \beta_{5} + 17 \beta_{6} ) q^{72} + ( -139 - 11 \beta_{3} - 23 \beta_{4} ) q^{74} -25 \beta_{4} q^{75} + ( 52 \beta_{1} + 34 \beta_{2} + 25 \beta_{3} - 8 \beta_{4} + 9 \beta_{5} + 4 \beta_{6} ) q^{76} + ( -131 + 55 \beta_{1} - 11 \beta_{4} + 2 \beta_{6} ) q^{78} + ( 81 - 45 \beta_{1} + 7 \beta_{2} + 19 \beta_{5} - 9 \beta_{6} ) q^{81} -41 \beta_{2} q^{82} + ( -119 + 7 \beta_{1} - 28 \beta_{4} + 14 \beta_{6} ) q^{84} + ( -17 \beta_{1} - 5 \beta_{3} + 28 \beta_{4} - 14 \beta_{6} ) q^{86} + ( \beta_{2} + 21 \beta_{5} ) q^{89} + ( 7 \beta_{2} - 21 \beta_{5} ) q^{91} + ( -103 - 65 \beta_{1} - 32 \beta_{3} + 4 \beta_{4} - 2 \beta_{6} ) q^{92} + ( -181 - 29 \beta_{3} - 17 \beta_{4} ) q^{94} + ( 151 - 68 \beta_{1} - 68 \beta_{2} + 4 \beta_{3} + 32 \beta_{4} - 17 \beta_{6} ) q^{96} + ( -8 \beta_{3} + 31 \beta_{4} ) q^{97} + 49 \beta_{2} q^{98} +O(q^{100})\)
\(\operatorname{Tr}(f)(q)\) \(=\) \( 7q + 28q^{4} + 49q^{7} + 63q^{9} + O(q^{10}) \) \( 7q + 28q^{4} + 49q^{7} + 63q^{9} - 119q^{12} + 112q^{16} + 175q^{25} + 77q^{26} + 196q^{28} + 252q^{36} - 287q^{41} - 476q^{48} + 343q^{49} + 469q^{54} + 441q^{63} + 448q^{64} - 182q^{69} - 1001q^{72} - 973q^{74} - 917q^{78} + 567q^{81} - 833q^{84} - 721q^{92} - 1267q^{94} + 1057q^{96} + O(q^{100}) \)

Basis of coefficient ring in terms of a root \(\nu\) of \(x^{7} - 14 x^{5} + 56 x^{3} - 56 x - 15\):

\(\beta_{0}\)\(=\)\( 1 \)
\(\beta_{1}\)\(=\)\( \nu \)
\(\beta_{2}\)\(=\)\( \nu^{2} - 4 \)
\(\beta_{3}\)\(=\)\( \nu^{3} - 6 \nu \)
\(\beta_{4}\)\(=\)\( \nu^{4} - \nu^{3} - 8 \nu^{2} + 6 \nu + 8 \)
\(\beta_{5}\)\(=\)\( \nu^{5} - 10 \nu^{3} - 2 \nu^{2} + 20 \nu + 8 \)
\(\beta_{6}\)\(=\)\( \nu^{6} - 12 \nu^{4} + 36 \nu^{2} - 4 \nu - 16 \)
\(1\)\(=\)\(\beta_0\)
\(\nu\)\(=\)\(\beta_{1}\)
\(\nu^{2}\)\(=\)\(\beta_{2} + 4\)
\(\nu^{3}\)\(=\)\(\beta_{3} + 6 \beta_{1}\)
\(\nu^{4}\)\(=\)\(\beta_{4} + \beta_{3} + 8 \beta_{2} + 24\)
\(\nu^{5}\)\(=\)\(\beta_{5} + 10 \beta_{3} + 2 \beta_{2} + 40 \beta_{1}\)
\(\nu^{6}\)\(=\)\(\beta_{6} + 12 \beta_{4} + 12 \beta_{3} + 60 \beta_{2} + 4 \beta_{1} + 160\)

Character values

We give the values of \(\chi\) on generators for \(\left(\mathbb{Z}/287\mathbb{Z}\right)^\times\).

\(n\) \(206\) \(211\)
\(\chi(n)\) \(-1\) \(-1\)

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 \(\iota_m(\nu)\) \( a_{2} \) \( a_{3} \) \( a_{4} \) \( a_{5} \) \( a_{6} \) \( a_{7} \) \( a_{8} \) \( a_{9} \) \( a_{10} \)
286.1
−0.292301
−0.957283
1.48399
2.01727
−2.38176
−2.67770
2.80779
−3.91456 −5.59495 11.3238 0 21.9018 7.00000 −28.6694 22.3034 0
286.2 −3.08361 3.35781 5.50864 0 −10.3542 7.00000 −4.65206 2.27491 0
286.3 −1.79777 −0.867827 −0.768030 0 1.56015 7.00000 8.57181 −8.24688 0
286.4 0.0693632 4.10058 −3.99519 0 0.284429 7.00000 −0.554572 7.81476 0
286.5 1.67278 5.98117 −1.20181 0 10.0052 7.00000 −8.70148 26.7744 0
286.6 3.17010 −5.18274 6.04955 0 −16.4298 7.00000 6.49729 17.8608 0
286.7 3.88369 −1.79404 11.0831 0 −6.96751 7.00000 27.5084 −5.78141 0
\(n\): e.g. 2-40 or 990-1000
Embeddings: e.g. 1-3 or 286.7
Significant digits:
Format:

Inner twists

Char Parity Ord Mult Type
1.a even 1 1 trivial
287.d odd 2 1 CM by \(\Q(\sqrt{-287}) \)

Twists

       By twisting character orbit
Char Parity Ord Mult Type Twist Min Dim
1.a even 1 1 trivial 287.3.d.b yes 7
7.b odd 2 1 287.3.d.a 7
41.b even 2 1 287.3.d.a 7
287.d odd 2 1 CM 287.3.d.b yes 7
    
        By twisted newform orbit
Twist Min Dim Char Parity Ord Mult Type
287.3.d.a 7 7.b odd 2 1
287.3.d.a 7 41.b even 2 1
287.3.d.b yes 7 1.a even 1 1 trivial
287.3.d.b yes 7 287.d odd 2 1 CM

Hecke kernels

This newform subspace can be constructed as the intersection of the kernels of the following linear operators acting on \(S_{3}^{\mathrm{new}}(287, [\chi])\):

\( T_{2}^{7} - 28 T_{2}^{5} + 224 T_{2}^{3} - 448 T_{2} + 31 \)
\( T_{3}^{7} - 63 T_{3}^{5} + 1134 T_{3}^{3} - 5103 T_{3} - 3718 \)