↑

Properties

Label 2015.2
Level 2015
Weight 2
Dimension 143867
Nonzero newspaces 100
Sturm bound 645120
Trace bound 9

Downloads

Learn more

Defining parameters

Level: \( N \) = \( 2015 = 5 \cdot 13 \cdot 31 \)
Weight: \( k \) = \( 2 \)
Nonzero newspaces: \( 100 \)
Sturm bound: \(645120\)
Trace bound: \(9\)

Dimensions

The following table gives the dimensions of various subspaces of \(M_{2}(\Gamma_1(2015))\).

Total New Old
Modular forms 164160 147691 16469
Cusp forms 158401 143867 14534
Eisenstein series 5759 3824 1935

Trace form

\( 143867 q - 267 q^{2} - 264 q^{3} - 255 q^{4} - 411 q^{5} - 792 q^{6} - 260 q^{7} - 267 q^{8} - 269 q^{9} + O(q^{10}) \) \( 143867 q - 267 q^{2} - 264 q^{3} - 255 q^{4} - 411 q^{5} - 792 q^{6} - 260 q^{7} - 267 q^{8} - 269 q^{9} - 435 q^{10} - 816 q^{11} - 296 q^{12} - 327 q^{13} - 588 q^{14} - 426 q^{15} - 815 q^{16} - 258 q^{17} - 291 q^{18} - 296 q^{19} - 459 q^{20} - 856 q^{21} - 408 q^{22} - 312 q^{23} - 576 q^{24} - 443 q^{25} - 1017 q^{26} - 816 q^{27} - 628 q^{28} - 414 q^{29} - 672 q^{30} - 973 q^{31} - 1011 q^{32} - 420 q^{33} - 546 q^{34} - 534 q^{35} - 1211 q^{36} - 410 q^{37} - 384 q^{38} - 396 q^{39} - 1137 q^{40} - 942 q^{41} - 468 q^{42} - 348 q^{43} - 336 q^{44} - 525 q^{45} - 948 q^{46} - 300 q^{47} - 324 q^{48} - 457 q^{49} - 717 q^{50} - 1188 q^{51} - 431 q^{52} - 666 q^{53} - 696 q^{54} - 486 q^{55} - 1176 q^{56} - 452 q^{57} - 510 q^{58} - 240 q^{59} - 588 q^{60} - 1194 q^{61} - 483 q^{62} - 800 q^{63} - 459 q^{64} - 492 q^{65} - 2448 q^{66} - 224 q^{67} - 450 q^{68} - 324 q^{69} - 600 q^{70} - 996 q^{71} - 519 q^{72} - 302 q^{73} - 510 q^{74} - 596 q^{75} - 1180 q^{76} - 504 q^{77} - 660 q^{78} - 656 q^{79} - 843 q^{80} - 1025 q^{81} - 558 q^{82} - 756 q^{83} - 908 q^{84} - 666 q^{85} - 1416 q^{86} - 636 q^{87} - 1152 q^{88} - 690 q^{89} - 1191 q^{90} - 1224 q^{91} - 1464 q^{92} - 784 q^{93} - 960 q^{94} - 810 q^{95} - 1956 q^{96} - 562 q^{97} - 1059 q^{98} - 708 q^{99} + O(q^{100}) \)

Display 100 coefficients 10 coefficients

Decomposition of \(S_{2}^{\mathrm{new}}(\Gamma_1(2015))\)

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 available newforms together with their dimension.

Label \(\chi\) Newforms Dimension \(\chi\) degree
2015.2.a \(\chi_{2015}(1, \cdot)\) 2015.2.a.a 1 1
2015.2.a.b 1
2015.2.a.c 1
2015.2.a.d 3
2015.2.a.e 6
2015.2.a.f 7
2015.2.a.g 8
2015.2.a.h 8
2015.2.a.i 20
2015.2.a.j 20
2015.2.a.k 22
2015.2.a.l 22
2015.2.c \(\chi_{2015}(404, \cdot)\) n/a 180 1
2015.2.d \(\chi_{2015}(311, \cdot)\) n/a 140 1
2015.2.f \(\chi_{2015}(714, \cdot)\) n/a 212 1
2015.2.i \(\chi_{2015}(776, \cdot)\) n/a 280 2
2015.2.j \(\chi_{2015}(191, \cdot)\) n/a 300 2
2015.2.k \(\chi_{2015}(1121, \cdot)\) n/a 300 2
2015.2.l \(\chi_{2015}(521, \cdot)\) n/a 256 2
2015.2.m \(\chi_{2015}(993, \cdot)\) n/a 420 2
2015.2.o \(\chi_{2015}(216, \cdot)\) n/a 304 2
2015.2.q \(\chi_{2015}(92, \cdot)\) n/a 384 2
2015.2.t \(\chi_{2015}(402, \cdot)\) n/a 440 2
2015.2.u \(\chi_{2015}(619, \cdot)\) n/a 440 2
2015.2.w \(\chi_{2015}(187, \cdot)\) n/a 420 2
2015.2.y \(\chi_{2015}(66, \cdot)\) n/a 512 4
2015.2.ba \(\chi_{2015}(831, \cdot)\) n/a 296 2
2015.2.bb \(\chi_{2015}(924, \cdot)\) n/a 384 2
2015.2.be \(\chi_{2015}(439, \cdot)\) n/a 440 2
2015.2.bh \(\chi_{2015}(1369, \cdot)\) n/a 440 2
2015.2.bk \(\chi_{2015}(1024, \cdot)\) n/a 424 2
2015.2.bm \(\chi_{2015}(1524, \cdot)\) n/a 440 2
2015.2.bo \(\chi_{2015}(966, \cdot)\) n/a 300 2
2015.2.br \(\chi_{2015}(621, \cdot)\) n/a 280 2
2015.2.bs \(\chi_{2015}(94, \cdot)\) n/a 416 2
2015.2.bv \(\chi_{2015}(594, \cdot)\) n/a 440 2
2015.2.bx \(\chi_{2015}(36, \cdot)\) n/a 300 2
2015.2.ca \(\chi_{2015}(129, \cdot)\) n/a 440 2
2015.2.cd \(\chi_{2015}(64, \cdot)\) n/a 880 4
2015.2.cf \(\chi_{2015}(376, \cdot)\) n/a 608 4
2015.2.cg \(\chi_{2015}(469, \cdot)\) n/a 768 4
2015.2.ci \(\chi_{2015}(242, \cdot)\) n/a 880 4
2015.2.cl \(\chi_{2015}(98, \cdot)\) n/a 880 4
2015.2.cn \(\chi_{2015}(67, \cdot)\) n/a 880 4
2015.2.cp \(\chi_{2015}(32, \cdot)\) n/a 840 4
2015.2.cr \(\chi_{2015}(6, \cdot)\) n/a 600 4
2015.2.cs \(\chi_{2015}(99, \cdot)\) n/a 880 4
2015.2.cv \(\chi_{2015}(154, \cdot)\) n/a 880 4
2015.2.cx \(\chi_{2015}(1029, \cdot)\) n/a 880 4
2015.2.cy \(\chi_{2015}(688, \cdot)\) n/a 880 4
2015.2.db \(\chi_{2015}(378, \cdot)\) n/a 768 4
2015.2.dc \(\chi_{2015}(68, \cdot)\) n/a 880 4
2015.2.de \(\chi_{2015}(88, \cdot)\) n/a 880 4
2015.2.dg \(\chi_{2015}(433, \cdot)\) n/a 880 4
2015.2.dj \(\chi_{2015}(347, \cdot)\) n/a 880 4
2015.2.dl \(\chi_{2015}(588, \cdot)\) n/a 880 4
2015.2.dn \(\chi_{2015}(192, \cdot)\) n/a 880 4
2015.2.do \(\chi_{2015}(161, \cdot)\) n/a 592 4
2015.2.dr \(\chi_{2015}(626, \cdot)\) n/a 600 4
2015.2.dt \(\chi_{2015}(371, \cdot)\) n/a 592 4
2015.2.dv \(\chi_{2015}(119, \cdot)\) n/a 880 4
2015.2.dx \(\chi_{2015}(397, \cdot)\) n/a 880 4
2015.2.dz \(\chi_{2015}(838, \cdot)\) n/a 840 4
2015.2.eb \(\chi_{2015}(253, \cdot)\) n/a 880 4
2015.2.ec \(\chi_{2015}(707, \cdot)\) n/a 880 4
2015.2.ee \(\chi_{2015}(131, \cdot)\) n/a 1024 8
2015.2.ef \(\chi_{2015}(386, \cdot)\) n/a 1200 8
2015.2.eg \(\chi_{2015}(16, \cdot)\) n/a 1184 8
2015.2.eh \(\chi_{2015}(81, \cdot)\) n/a 1200 8
2015.2.ej \(\chi_{2015}(8, \cdot)\) n/a 1760 8
2015.2.el \(\chi_{2015}(294, \cdot)\) n/a 1760 8
2015.2.en \(\chi_{2015}(27, \cdot)\) n/a 1536 8
2015.2.eo \(\chi_{2015}(77, \cdot)\) n/a 1760 8
2015.2.er \(\chi_{2015}(151, \cdot)\) n/a 1216 8
2015.2.et \(\chi_{2015}(47, \cdot)\) n/a 1760 8
2015.2.eu \(\chi_{2015}(324, \cdot)\) n/a 1760 8
2015.2.ex \(\chi_{2015}(121, \cdot)\) n/a 1200 8
2015.2.fa \(\chi_{2015}(159, \cdot)\) n/a 1760 8
2015.2.fb \(\chi_{2015}(9, \cdot)\) n/a 1760 8
2015.2.fe \(\chi_{2015}(231, \cdot)\) n/a 1200 8
2015.2.ff \(\chi_{2015}(101, \cdot)\) n/a 1184 8
2015.2.fi \(\chi_{2015}(289, \cdot)\) n/a 1760 8
2015.2.fl \(\chi_{2015}(134, \cdot)\) n/a 1760 8
2015.2.fm \(\chi_{2015}(4, \cdot)\) n/a 1760 8
2015.2.fq \(\chi_{2015}(49, \cdot)\) n/a 1760 8
2015.2.ft \(\chi_{2015}(14, \cdot)\) n/a 1536 8
2015.2.fu \(\chi_{2015}(51, \cdot)\) n/a 1184 8
2015.2.fx \(\chi_{2015}(138, \cdot)\) n/a 3520 16
2015.2.fy \(\chi_{2015}(28, \cdot)\) n/a 3520 16
2015.2.ga \(\chi_{2015}(188, \cdot)\) n/a 3520 16
2015.2.gc \(\chi_{2015}(7, \cdot)\) n/a 3520 16
2015.2.ge \(\chi_{2015}(189, \cdot)\) n/a 3520 16
2015.2.gg \(\chi_{2015}(46, \cdot)\) n/a 2368 16
2015.2.gi \(\chi_{2015}(141, \cdot)\) n/a 2400 16
2015.2.gl \(\chi_{2015}(21, \cdot)\) n/a 2368 16
2015.2.gn \(\chi_{2015}(3, \cdot)\) n/a 3520 16
2015.2.gp \(\chi_{2015}(23, \cdot)\) n/a 3520 16
2015.2.gr \(\chi_{2015}(17, \cdot)\) n/a 3520 16
2015.2.gs \(\chi_{2015}(178, \cdot)\) n/a 3520 16
2015.2.gu \(\chi_{2015}(42, \cdot)\) n/a 3520 16
2015.2.gw \(\chi_{2015}(127, \cdot)\) n/a 3520 16
2015.2.gz \(\chi_{2015}(12, \cdot)\) n/a 3520 16
2015.2.ha \(\chi_{2015}(53, \cdot)\) n/a 3072 16
2015.2.hc \(\chi_{2015}(24, \cdot)\) n/a 3520 16
2015.2.he \(\chi_{2015}(54, \cdot)\) n/a 3520 16
2015.2.hh \(\chi_{2015}(34, \cdot)\) n/a 3520 16
2015.2.hi \(\chi_{2015}(11, \cdot)\) n/a 2400 16
2015.2.hk \(\chi_{2015}(2, \cdot)\) n/a 3520 16
2015.2.hm \(\chi_{2015}(162, \cdot)\) n/a 3520 16
2015.2.ho \(\chi_{2015}(193, \cdot)\) n/a 3520 16
2015.2.hr \(\chi_{2015}(18, \cdot)\) n/a 3520 16

"n/a" means that newforms for that character have not been added to the database yet

Decomposition of \(S_{2}^{\mathrm{old}}(\Gamma_1(2015))\) into lower level spaces

\( S_{2}^{\mathrm{old}}(\Gamma_1(2015)) \cong \) \(S_{2}^{\mathrm{new}}(\Gamma_1(13))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_1(31))\)\(^{\oplus 4}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_1(65))\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_1(155))\)\(^{\oplus 2}\)\(\oplus\)\(S_{2}^{\mathrm{new}}(\Gamma_1(403))\)\(^{\oplus 2}\)