id:A088983 - OEIS Search Results

Search: id:A088983

Displaying 1-1 of 1 results found.

page 1

Numbers n such that n through n+5, n+6 or n+7, that is, 6, 7 or 8 consecutive numbers, are divisible exactly by two distinct primes.

+0
1

91, 141, 142, 143, 212, 213, 214, 323, 324, 2302, 2303 (list; graph; listen)

	OFFSET	`1,1`
	COMMENT	`Initial segment of A045934 is identical to this sequence but in A045934 the 12nd term is divisible by 3 prime factors. Is present sequence finite and full?` `No more terms < 3*10^8. - David Wasserman (wasserma(AT)spawar.navy.mil), Aug 29 2005`
	CROSSREFS	`Cf. A045932-A045935, A074851, A006073.` `Sequence in context: A020238 A020301 A083517 this_sequence A045934 A051347 A159961` `Adjacent sequences: A088980 A088981 A088982 this_sequence A088984 A088985 A088986`
	KEYWORD	`nonn`
	AUTHOR	`Labos E. (labos(AT)ana.sote.hu), Sep 30 2003`

page 1

Search completed in 0.002 seconds

Last modified November 24 19:42 EST 2009. Contains 167435 sequences.