OFFSET
1,4
LINKS
Klaus Brockhaus, Table of n, a(n) for n = 1..1000
S. R. Finch, Modular forms on SL_2(Z), December 28, 2005. [Cached copy, with permission of the author]
W. A. Stein, Modular Forms: A Computational Approach.
PROG
(Magma) [ Dimension(ModularForms(Gamma1(n), 2)) : n in [1..100] ]; // Klaus Brockhaus, Mar 11 2011
(Sage) def A159050(n): return dimension_modular_forms(Gamma1(n), k=2) # D. S. McNeil, Mar 11 2011
CROSSREFS
KEYWORD
nonn
AUTHOR
Steven Finch, Apr 03 2009
STATUS
approved