id:A020946 - OEIS Search Results

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A020946

a(n) = smallest number k such that A002487(k) = n.

+0
3

0, 1, 3, 5, 9, 11, 33, 19, 21, 35, 39, 37, 45, 43, 69, 73, 93, 77, 75, 83, 189, 85, 141, 139, 153, 151, 147, 155, 267, 149, 165, 173, 279, 275, 171, 283, 315, 277, 537, 325, 297, 293, 579, 301, 309, 365, 333, 299, 567, 331, 339, 553, 549, 563, 1275, 341, 585, 565, 615, 629 (list; graph; listen)

	OFFSET	`0,3`
	EXAMPLE	`A002487(33) = 6 and this is the first time 6 appears, so a(6) = 33.`
	CROSSREFS	`Equals A020950 + 1.` `Cf. A020943-A020945, A002487, A020947-A020950.` `Sequence in context: A163778 A160358 A120806 this_sequence A091785 A003075 A061562` `Adjacent sequences: A020943 A020944 A020945 this_sequence A020947 A020948 A020949`
	KEYWORD	`nonn`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com) and David W. Wilson, Jun 27 2002`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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