A111412 - OEIS

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A111412

f(f(n+1)-f(f(n), where f(m) = wt(m) = A000120(m).

1, 0, 0, 0, 0, 0, 1, -1, 0, 0, 1, -1, 1, 0, -1, 0, 0, 0, 1, -1, 1, 0, -1, 0, 1, 0, -1, 1, -1, 0, 1, -1, 0, 0, 1, -1, 1, 0, -1, 0, 1, 0, -1, 1, -1, 0, 1, -1, 1, 0, -1, 1, -1, 0, 1, 0, -1, 0, 1, -1, 1, 0, 0, -1, 0, 0, 1, -1, 1, 0, -1, 0, 1, 0, -1, 1, -1, 0, 1, -1, 1, 0, -1, 1, -1, 0, 1, 0, -1, 0, 1, -1, 1, 0, 0, -1, 1, 0, -1, 1, -1 (list; graph; refs; listen; history; text; internal format)

	OFFSET	`0,1`
	LINKS	`Table of n, a(n) for n=0..100.`
	CROSSREFS	`Sequence in context: A162289 A122276 A066288 * A080111 A014034 A014059` `Adjacent sequences: A111409 A111410 A111411 * A111413 A111414 A111415`
	KEYWORD	`sign`
	AUTHOR	`N. J. A. Sloane, Nov 12 2005`
	STATUS	`approved`

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Last modified May 21 02:50 EDT 2013. Contains 225474 sequences.