id:A083520 - OEIS Search Results

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Primes p such that p-1 is a product of two or more consecutive integers. Or (p-1) is a permutation of m items chosen from n, for some m and n. p-1 = k*(k+1)(k+2)...(k+r) for some k and r, r>0.

+0
3

3, 7, 13, 31, 43, 61, 73, 157, 211, 241, 307, 337, 421, 463, 601, 757, 991, 1123, 1321, 1483, 1723, 2521, 2551, 2731, 2971, 3307, 3361, 3541, 3907, 4423, 4831, 5113, 5701, 6007, 6163, 6481, 6841, 8011, 8191, 9241, 9901, 10303, 10627, 11131, 12211, 12433 (list; graph; listen)

	OFFSET	`1,1`
	EXAMPLE	`61 belongs to this sequence as 60 = 345, 73 belongs to this sequence as 72 = 8*9.`
	CROSSREFS	`Cf. A083521.` `Cf. A002383.` `Sequence in context: A105435 A117708 A093431 this_sequence A079018 A002383 A068679` `Adjacent sequences: A083517 A083518 A083519 this_sequence A083521 A083522 A083523`
	KEYWORD	`nonn`
	AUTHOR	`Amarnath Murthy and Meenakshi Srikanth (amarnath_murthy(AT)yahoo.com), May 05 2003`
	EXTENSIONS	`More terms from David Wasserman (wasserma(AT)spawar.navy.mil), Nov 19 2004`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.

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