Voozh

A063098

Dimension of the space of weight 2n cusp forms for Gamma_0( 30 ).

3, 14, 26, 38, 50, 62, 74, 86, 98, 110, 122, 134, 146, 158, 170, 182, 194, 206, 218, 230, 242, 254, 266, 278, 290, 302, 314, 326, 338, 350, 362, 374, 386, 398, 410, 422, 434, 446, 458, 470, 482, 494, 506, 518, 530, 542, 554, 566, 578, 590

(list; graph; refs; listen; history; text; internal format)

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*(3 + 8*x + x^2) / (1 - x)^2.

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

a(n) = 2*(6*n-5) for n>1.

(End)

CROSSREFS

Conjectured first differences of A126587.

Sequence in context: A341004 A017425 A302758 * A297433 A032300 A032212

Adjacent sequences: A063095 A063096 A063097 * A063099 A063100 A063101

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Jul 08 2001

STATUS

approved

URL: https://oeis.org/A063098

⇱ A063098 - OEIS