A100892 - OEIS

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A100892

(2*n-1) XOR (2*n+1), bitwise.

2, 6, 2, 14, 2, 6, 2, 30, 2, 6, 2, 14, 2, 6, 2, 62, 2, 6, 2, 14, 2, 6, 2, 30, 2, 6, 2, 14, 2, 6, 2, 126, 2, 6, 2, 14, 2, 6, 2, 30, 2, 6, 2, 14, 2, 6, 2, 62, 2, 6, 2, 14, 2, 6, 2, 30, 2, 6, 2, 14, 2, 6, 2, 254, 2, 6, 2, 14, 2, 6, 2, 30, 2, 6, 2, 14, 2, 6, 2, 62, 2, 6, 2, 14, 2, 6, 2, 30, 2, 6, 2, 14, 2 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	COMMENTS	`a(n) = 2 * ((n-1) XOR n) = 2*A038712(n).`
	FORMULA	`a(n) = 2^A007814(n) - 2.`
	CROSSREFS	`Cf. A006519, A099820, A007088.` `Sequence in context: A079462 A189218 A122663 * A126287 A174857 A008556` `Adjacent sequences: A100889 A100890 A100891 * A100893 A100894 A100895`
	KEYWORD	`nonn`
	AUTHOR	`Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Jan 10 2005`

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Last modified February 15 11:21 EST 2012. Contains 205776 sequences.