A063158 Dimension of the space of weight 2n cusp forms for Gamma_0( 90 ).

11, 46, 82, 118, 154, 190, 226, 262, 298, 334, 370, 406, 442, 478, 514, 550, 586, 622, 658, 694, 730, 766, 802, 838, 874, 910, 946, 982, 1018, 1054, 1090, 1126, 1162, 1198, 1234, 1270, 1306, 1342, 1378, 1414, 1450, 1486, 1522, 1558, 1594, 1630, 1666, 1702

Offset

1,1

Links

Table of n, a(n) for n=1..48.

William A. Stein, Dimensions of the spaces S_k(Gamma_0(N)).

William A. Stein, The modular forms database

Formula

Conjectures from Colin Barker, Jun 10 2019: (Start)

G.f.: x*(11 + 24*x + x^2) / (1 - x)^2.

a(n) = 2*a(n-1) - a(n-2) for n>3.

a(n) = 36*n-26 for n>1.

(End)

Crossrefs

Sequence in context: A110114 A116193 A282095 * A081587 A223834 A359096

Adjacent sequences: A063155 A063156 A063157 * A063159 A063160 A063161

Keyword

nonn

Author

N. J. A. Sloane, Jul 08 2001

Status

approved