id:A024855 - OEIS Search Results

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a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = (natural numbers), t = A023531.

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1, 0, 0, 1, 2, 3, 4, 1, 2, 3, 4, 5, 7, 9, 11, 4, 5, 6, 8, 10, 12, 14, 16, 18, 20, 9, 11, 13, 15, 17, 19, 21, 23, 26, 29, 32, 35, 18, 20, 22, 24, 26, 29, 32, 35, 38, 41, 44, 47, 50, 53, 29, 32, 35, 38, 41, 44, 47, 50, 53, 56, 59, 62, 66, 70, 74, 78, 47, 50, 53, 56, 59, 62, 65, 68, 72, 76, 80 (list; graph; listen)

	OFFSET	`2,5`
	CROSSREFS	`Sequence in context: A053824 A033925 A064866 this_sequence A074057 A163258 A141063` `Adjacent sequences: A024852 A024853 A024854 this_sequence A024856 A024857 A024858`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified December 3 22:15 EST 2009. Contains 170310 sequences.

AT&T Labs Research