id:A147991 - OEIS Search Results

Search: id:A147991

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Sequence S such that 1 is in S and if x is in S, then 3x-1 and 3x+1 are in S.

+0
7

1, 2, 4, 5, 7, 11, 13, 14, 16, 20, 22, 32, 34, 38, 40, 41, 43, 47, 49, 59, 61, 65, 67, 95, 96, 101, 103, 113, 115, 119, 121, 122, 124, 128, 130, 140, 142, 146, 148, 176, 178, 182, 184, 194, 196, 200, 202, 284, 286, 290, 292, 302, 304, 308, 310, 338, 340, 344, 346 (list; graph; listen)

	OFFSET	`1,2`
	EXAMPLE	`0th generation: 1` `1st generation: 2 4` `2nd generation: 5 7 11 13`
	CROSSREFS	`Sequence in context: A108464 A128815 A056527 this_sequence A033160 A110924 A028289` `Adjacent sequences: A147988 A147989 A147990 this_sequence A147992 A147993 A147994`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu), Dec 07 2008`

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.

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