id:A079954 - OEIS Search Results

Search: id:A079954

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Partial sums of A030301.

+0
2

0, 1, 2, 2, 2, 2, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42, 42 (list; graph; listen)

	OFFSET	`1,3`
	FORMULA	`a(n) = (n-1-(2/3)(4^e_4-1)-(-1)^e_2(n-1-2*(4^e_4-1)))/2 where e_4=floor(log[4](n)) and e_2=floor(log[2](n))=floor(log[4](n^2)) - Antonio G. Astudillo (afg_astudillo(AT)hotmail.com), Feb 22 2003`
	CROSSREFS	`Sequence in context: A109368 A046774 A029105 this_sequence A079629 A029116 A064770` `Adjacent sequences: A079951 A079952 A079953 this_sequence A079955 A079956 A079957`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Feb 22 2003`

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Last modified December 17 23:40 EST 2009. Contains 171025 sequences.

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