A167753 - OEIS

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A167753

Hankel transform of A167751.

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

	OFFSET	`0,1`
	COMMENTS	`The nonzero terms appear to be indexed by ceiling((n+1)^2/4) - 0^n (see A004652).`
	LINKS	`Table of n, a(n) for n=0..49.`
	CROSSREFS	`Cf. A167752.` `Sequence in context: A190188 A278513 A134842 * A353816 A141727 A298952` `Adjacent sequences: A167750 A167751 A167752 * A167754 A167755 A167756`
	KEYWORD	`sign`
	AUTHOR	`Paul Barry, Nov 10 2009`
	STATUS	`approved`

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Last modified April 1 23:04 EDT 2023. Contains 361717 sequences. (Running on oeis4.)