Properties

Label 495.2
Level 495
Weight 2
Dimension 5922
Nonzero newspaces 24
Newform subspaces 65
Sturm bound 34560
Trace bound 5

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Defining parameters

Level: \( N \) = \( 495 = 3^{2} \cdot 5 \cdot 11 \)
Weight: \( k \) = \( 2 \)
Nonzero newspaces: \( 24 \)
Newform subspaces: \( 65 \)
Sturm bound: \(34560\)
Trace bound: \(5\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(\Gamma_1(495))\).

Total New Old
Modular forms 9280 6410 2870
Cusp forms 8001 5922 2079
Eisenstein series 1279 488 791

Trace form

\( 5922 q - 16 q^{2} - 24 q^{3} - 8 q^{4} - 27 q^{5} - 88 q^{6} + 4 q^{7} - 4 q^{8} - 32 q^{9} + O(q^{10}) \) \( 5922 q - 16 q^{2} - 24 q^{3} - 8 q^{4} - 27 q^{5} - 88 q^{6} + 4 q^{7} - 4 q^{8} - 32 q^{9} - 90 q^{10} - 76 q^{11} - 96 q^{12} - 16 q^{13} - 24 q^{14} - 68 q^{15} - 16 q^{16} - 4 q^{17} - 72 q^{18} - 20 q^{19} - 100 q^{20} - 120 q^{21} + 22 q^{22} - 94 q^{23} - 172 q^{24} - 61 q^{25} - 188 q^{26} - 132 q^{27} - 236 q^{28} - 144 q^{29} - 184 q^{30} - 114 q^{31} - 276 q^{32} - 148 q^{33} - 168 q^{34} - 84 q^{35} - 196 q^{36} - 114 q^{37} - 128 q^{38} - 36 q^{39} - 114 q^{40} - 20 q^{41} - 88 q^{42} + 4 q^{43} - 22 q^{44} - 74 q^{45} - 140 q^{46} + 60 q^{47} - 40 q^{48} - 26 q^{49} - 8 q^{50} - 108 q^{51} - 184 q^{52} - 144 q^{53} - 192 q^{54} - 247 q^{55} - 568 q^{56} - 232 q^{57} - 392 q^{58} - 358 q^{59} - 240 q^{60} - 292 q^{61} - 668 q^{62} - 320 q^{63} - 648 q^{64} - 334 q^{65} - 468 q^{66} - 358 q^{67} - 600 q^{68} - 320 q^{69} - 310 q^{70} - 398 q^{71} - 388 q^{72} - 116 q^{73} - 356 q^{74} - 64 q^{75} - 212 q^{76} - 168 q^{77} - 200 q^{78} + 4 q^{79} + 130 q^{80} - 40 q^{81} - 100 q^{82} + 304 q^{83} + 284 q^{84} + 32 q^{85} + 400 q^{86} + 248 q^{87} + 130 q^{88} + 302 q^{89} + 348 q^{90} - 224 q^{91} + 472 q^{92} + 280 q^{93} - 12 q^{94} + 150 q^{95} + 572 q^{96} - 34 q^{97} + 436 q^{98} + 300 q^{99} + O(q^{100}) \)

Decomposition of \(S_{2}^{\mathrm{new}}(\Gamma_1(495))\)

We only show spaces with even parity, since no modular forms exist when this condition is not satisfied. Within each space \( S_k^{\mathrm{new}}(N, \chi) \) we list the newforms together with their dimension.

Label \(\chi\) Newforms Dimension \(\chi\) degree
495.2.a \(\chi_{495}(1, \cdot)\) 495.2.a.a 1 1
495.2.a.b 2
495.2.a.c 2
495.2.a.d 2
495.2.a.e 3
495.2.a.f 4
495.2.a.g 4
495.2.c \(\chi_{495}(199, \cdot)\) 495.2.c.a 4 1
495.2.c.b 4
495.2.c.c 4
495.2.c.d 6
495.2.c.e 6
495.2.d \(\chi_{495}(494, \cdot)\) 495.2.d.a 4 1
495.2.d.b 4
495.2.d.c 16
495.2.f \(\chi_{495}(296, \cdot)\) 495.2.f.a 16 1
495.2.i \(\chi_{495}(166, \cdot)\) 495.2.i.a 2 2
495.2.i.b 2
495.2.i.c 16
495.2.i.d 18
495.2.i.e 20
495.2.i.f 22
495.2.k \(\chi_{495}(208, \cdot)\) 495.2.k.a 4 2
495.2.k.b 4
495.2.k.c 24
495.2.k.d 24
495.2.l \(\chi_{495}(188, \cdot)\) 495.2.l.a 20 2
495.2.l.b 20
495.2.n \(\chi_{495}(91, \cdot)\) 495.2.n.a 8 4
495.2.n.b 8
495.2.n.c 8
495.2.n.d 8
495.2.n.e 8
495.2.n.f 8
495.2.n.g 16
495.2.n.h 16
495.2.p \(\chi_{495}(131, \cdot)\) 495.2.p.a 96 2
495.2.r \(\chi_{495}(164, \cdot)\) 495.2.r.a 4 2
495.2.r.b 4
495.2.r.c 128
495.2.u \(\chi_{495}(34, \cdot)\) 495.2.u.a 52 2
495.2.u.b 68
495.2.x \(\chi_{495}(116, \cdot)\) 495.2.x.a 64 4
495.2.z \(\chi_{495}(134, \cdot)\) 495.2.z.a 96 4
495.2.ba \(\chi_{495}(64, \cdot)\) 495.2.ba.a 16 4
495.2.ba.b 48
495.2.ba.c 48
495.2.bc \(\chi_{495}(23, \cdot)\) 495.2.bc.a 4 4
495.2.bc.b 4
495.2.bc.c 116
495.2.bc.d 116
495.2.bf \(\chi_{495}(43, \cdot)\) 495.2.bf.a 8 4
495.2.bf.b 8
495.2.bf.c 256
495.2.bg \(\chi_{495}(16, \cdot)\) 495.2.bg.a 192 8
495.2.bg.b 192
495.2.bi \(\chi_{495}(53, \cdot)\) 495.2.bi.a 192 8
495.2.bj \(\chi_{495}(28, \cdot)\) 495.2.bj.a 32 8
495.2.bj.b 96
495.2.bj.c 96
495.2.bl \(\chi_{495}(4, \cdot)\) 495.2.bl.a 544 8
495.2.bo \(\chi_{495}(29, \cdot)\) 495.2.bo.a 544 8
495.2.bq \(\chi_{495}(41, \cdot)\) 495.2.bq.a 384 8
495.2.bs \(\chi_{495}(7, \cdot)\) 495.2.bs.a 1088 16
495.2.bv \(\chi_{495}(38, \cdot)\) 495.2.bv.a 1088 16

Decomposition of \(S_{2}^{\mathrm{old}}(\Gamma_1(495))\) into lower level spaces

\( S_{2}^{\mathrm{old}}(\Gamma_1(495)) \cong \) \(S_{2}^{\mathrm{new}}(\Gamma_1(11))\)\(^{\oplus 6}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_1(15))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_1(33))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_1(45))\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_1(55))\)\(^{\oplus 3}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_1(99))\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_1(165))\)\(^{\oplus 2}\)