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A063323
Dimension of the space of weight n cuspidal newforms for Gamma_1( 50 ).
0
-1, 24, 46, 69, 92, 115, 138, 162, 184, 208, 230, 253, 276, 301, 322, 346, 368, 392, 414, 439, 460, 485, 506, 530, 552, 578, 598, 623, 644, 669, 690, 716, 736, 762, 782, 807, 828, 855, 874, 900, 920, 946, 966, 993, 1012, 1039, 1058, 1084
OFFSET
2,2
FORMULA
From Colin Barker, Feb 25 2016: (Start)
a(n) = a(n-4) + a(n-6) - a(n-10) for n>13.
G.f.: -x^2*(1 -24*x -46*x^2 -69*x^3 -93*x^4 -91*x^5 -93*x^6 -69*x^7 -46*x^8 -24*x^9 +x^10) / ((1 -x)^2*(1 +x)^2*(1 -x +x^2)*(1 +x^2)*(1 +x +x^2)).
(End)
CROSSREFS
Sequence in context: A357876 A217080 A226327 * A154590 A028992 A220515
KEYWORD
sign
AUTHOR
N. J. A. Sloane, Jul 14 2001
STATUS
approved