A102564 - OEIS

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A102564

A000120(A078008(n))-A078008(A000120(n)).

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

	OFFSET	`0,5`
	COMMENTS	`It would appear that a(2^(n+1))=2^n=A000079(n); a(2^(n+1)-1)+1=A078008(n); a(2^(n+1)+1)+1=2^n-1; a(4n+1)-a(2n+1)=n; a(8n+1)-a(4n+1)=2n.`
	CROSSREFS	`Cf. A102563, 102565.` `Sequence in context: A110298 A144740 A049501 * A077762 A085496 A180160` `Adjacent sequences: A102561 A102562 A102563 * A102565 A102566 A102567`
	KEYWORD	`easy,sign`
	AUTHOR	`Paul Barry (pbarry(AT)wit.ie), Jan 14 2005`

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Last modified February 17 14:16 EST 2012. Contains 206034 sequences.