id:A111248 - OEIS Search Results

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

+0
2

0, 1, 1, 2, 1, 3, 1, 3, 3, 3, 2, 5, 1, 4, 4, 5, 2, 7, 2, 6, 4, 5, 3, 8, 5, 5, 6, 7, 3, 10, 3, 8, 6, 6, 6, 12, 3, 7, 6, 10, 4, 12, 4, 9, 10, 8, 5, 14, 8, 13, 8, 10, 5, 15, 8, 12, 8, 9, 6, 18, 5, 10, 12, 14, 8, 16, 6, 12, 10, 16, 7, 20, 6, 11, 16, 13, 10, 18, 7, 18, 15, 12, 8, 22, 10, 13, 12, 16, 8, 26 (list; graph; listen)

	OFFSET	`1,4`
	COMMENT	`Equivalently, this is the dimension of the space of level n, weight 2 modular forms.` `a(n) = A001617(n) + A001616(n) - 1 [From S. R. Finch (Steven.Finch(AT)inria.fr), Apr 03 2009]`
	LINKS	`S. R. Finch, Modular forms on SL_2(Z)` `William A. Stein, The modular forms database`
	CROSSREFS	`Cf. A001616, A001617 [From S. R. Finch (Steven.Finch(AT)inria.fr), Apr 03 2009]` `Sequence in context: A048864 A003139 A145652 this_sequence A100714 A050123 A081386` `Adjacent sequences: A111245 A111246 A111247 this_sequence A111249 A111250 A111251`
	KEYWORD	`nonn`
	AUTHOR	`S. R. Finch (Steven.Finch(AT)inria.fr), Oct 31 2005`
	EXTENSIONS	`More terms from S. R. Finch (Steven.Finch(AT)inria.fr), Apr 03 2009`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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