id:A071992 - OEIS Search Results

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A071992

a(n) = 3*n^2 + 2*n - 4*sum( i=1, n, A003159(k) ).

+0
6

1, 0, 1, 4, 5, 4, 1, 0, 1, 0, 1, 4, 5, 8, 13, 16, 17, 16, 17, 20, 21, 20, 17, 16, 17, 16, 13, 8, 5, 4, 1, 0, 1, 0, 1, 4, 5, 4, 1, 0, 1, 0, 1, 4, 5, 8, 13, 16, 17, 16, 17, 20, 21, 24, 29, 32, 37, 44, 49, 52, 53, 56, 61, 64, 65, 64, 65, 68, 69, 68, 65, 64, 65, 64, 65, 68, 69, 72, 77, 80 (list; graph; listen)

	OFFSET	`1,4`
	COMMENT	`0<= a(n) <=n for any n.`
	LINKS	`Robert G. Wilson v, Illustration of initial terms`
	FORMULA	`For any k, a(A062880(k)) = 0; a(A000695(k))=A000695(k)`
	CROSSREFS	`Sequence in context: A004493 A019836 A020503 this_sequence A092141 A120867 A011427` `Adjacent sequences: A071989 A071990 A071991 this_sequence A071993 A071994 A071995`
	KEYWORD	`easy,nonn`
	AUTHOR	`Benoit Cloitre (benoit7848c(AT)orange.fr), Jun 17 2002`

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

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