id:A161151 - OEIS Search Results

Search: id:A161151

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a(n) = (largest odd divisor of (n+1))*(largest power of 2 dividing n).

+0
2

1, 6, 1, 20, 3, 14, 1, 72, 5, 22, 3, 52, 7, 30, 1, 272, 9, 38, 5, 84, 11, 46, 3, 200, 13, 54, 7, 116, 15, 62, 1, 1056, 17, 70, 9, 148, 19, 78, 5, 328, 21, 86, 11, 180, 23, 94, 3, 784, 25, 102, 13, 212, 27, 110, 7, 456, 29, 118, 15, 244, 31, 126, 1, 4160, 33, 134, 17, 276, 35 (list; graph; listen)

	OFFSET	`1,2`
	FORMULA	`a(n)A161150(n) = n(n+1) = A002378(n).` `a(n) = A000265(n+1)*A006519(n).`
	CROSSREFS	`Cf. A161150, A000265, A006519, A002378.` `Sequence in context: A152249 A167580 A080213 this_sequence A146383 A096130 A120666` `Adjacent sequences: A161148 A161149 A161150 this_sequence A161152 A161153 A161154`
	KEYWORD	`nonn`
	AUTHOR	`Leroy Quet (q1qq2qqq3qqqq(AT)yahoo.com), Jun 03 2009`
	EXTENSIONS	`Extended by Ray Chandler (rayjchandler(AT)sbcglobal.net), Jun 11 2009`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

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