id:A135561 - OEIS Search Results

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2^A135560(n) - 1.

+0
3

3, 7, 1, 15, 1, 3, 1, 31, 1, 3, 1, 7, 1, 3, 1, 63, 1, 3, 1, 7, 1, 3, 1, 15, 1, 3, 1, 7, 1, 3, 1, 127, 1, 3, 1, 7, 1, 3, 1, 15, 1, 3, 1, 7, 1, 3, 1, 31, 1, 3, 1, 7, 1, 3, 1, 15, 1, 3, 1, 7, 1, 3, 1, 255, 1, 3, 1, 7, 1, 3, 1, 15, 1, 3, 1, 7, 1, 3, 1, 31, 1, 3, 1, 7, 1, 3, 1, 15, 1, 3, 1, 7, 1, 3, 1, 63, 1, 3 (list; graph; listen)

	OFFSET	`1,1`
	LINKS	`R. Zumkeller, Table of n, a(n) for n = 1..10000`
	FORMULA	`a(2^k) = 2^(k+2) - 1; a(2^k + 2^(k-1)) = 2^k - 1. - Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Mar 02 2008`
	CROSSREFS	`Cf. A007814, A036987, A091090, A135534, A135560.` `Sequence in context: A097263 A137989 A124138 this_sequence A110238 A077505 A031436` `Adjacent sequences: A135558 A135559 A135560 this_sequence A135562 A135563 A135564`
	KEYWORD	`nonn,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Mar 01 2008`
	EXTENSIONS	`More terms from Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Mar 02 2008`

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Last modified November 27 22:38 EST 2009. Contains 167602 sequences.

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