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 A063099 Dimension of the space of weight 2n cusp forms for Gamma_0( 31 ). 0
 2, 7, 13, 17, 23, 29, 33, 39, 45, 49, 55, 61, 65, 71, 77, 81, 87, 93, 97, 103, 109, 113, 119, 125, 129, 135, 141, 145, 151, 157, 161, 167, 173, 177, 183, 189, 193, 199, 205, 209, 215, 221, 225, 231, 237, 241, 247, 253, 257, 263 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS 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 + 5*x + 6*x^2 + 2*x^3 + x^4) / ((1 - x)^2*(1 + x + x^2)). a(n) = a(n-1) + a(n-3) - a(n-4) for n>5. (End) CROSSREFS Sequence in context: A166246 A250185 A063206 * A065509 A094516 A105883 Adjacent sequences:  A063096 A063097 A063098 * A063100 A063101 A063102 KEYWORD nonn AUTHOR N. J. A. Sloane, Jul 08 2001 STATUS approved

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Last modified June 21 15:37 EDT 2021. Contains 345364 sequences. (Running on oeis4.)