A048717 - OEIS

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A048717

Binary expansion matches ((0)*00(1*)11)*(0*).

0, 3, 6, 7, 12, 14, 15, 24, 28, 30, 31, 48, 51, 56, 60, 62, 63, 96, 99, 102, 103, 112, 115, 120, 124, 126, 127, 192, 195, 198, 199, 204, 206, 207, 224, 227, 230, 231, 240, 243, 248, 252, 254, 255, 384, 387, 390, 391 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	COMMENTS	`In binary expansion, 1-bits occur only in groups of two or more, separated from other such groups by at least two 0-bits.` `Integers that satisfy A048727(n) = 3*n.`
	LINKS	`Index entries for sequences defined by congruent products between domains N and GF(2)[X]`
	CROSSREFS	`Row 3 of A115872. Superset of A048719. Cf. A048733.` `Sequence in context: A028792 A144795 A077459 * A175332 A022434 A161903` `Adjacent sequences: A048714 A048715 A048716 * A048718 A048719 A048720`
	KEYWORD	`nonn`
	AUTHOR	`Antti Karttunen, 30.3.1999`

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Last modified February 15 23:53 EST 2012. Contains 205860 sequences.