A063094 Dimension of the space of weight 2n cusp forms for Gamma_0( 26 ).

2, 9, 15, 23, 29, 37, 43, 51, 57, 65, 71, 79, 85, 93, 99, 107, 113, 121, 127, 135, 141, 149, 155, 163, 169, 177, 183, 191, 197, 205, 211, 219, 225, 233, 239, 247, 253, 261, 267, 275, 281, 289, 295, 303, 309, 317, 323, 331, 337, 345

Offset

1,1

Links

Table of n, a(n) for n=1..50.

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 09 2019: (Start)

G.f.: x*(2 + 7*x + 4*x^2 + x^3) / ((1 - x)^2*(1 + x)).

a(n) = ((-1)^n + 14*n - 11) / 2 for n>1.

a(n) = a(n-1) + a(n-2) - a(n-3) for n>4.

(End)

Crossrefs

Sequence in context: A215035 A324522 A319967 * A369154 A108463 A056724

Adjacent sequences: A063091 A063092 A063093 * A063095 A063096 A063097

Keyword

nonn

Author

N. J. A. Sloane, Jul 08 2001

Status

approved