id:A033933 - OEIS Search Results

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Least nonnegative a(n) such that n!-a(n) is prime.

+0
4

0, 1, 1, 7, 1, 1, 31, 13, 11, 13, 1, 23, 1, 47, 53, 59, 41, 101, 31, 31, 73, 89, 73, 149, 37, 43, 101, 31, 1, 61, 1, 1, 193, 113, 127, 97, 1, 73, 83, 131, 79, 109, 109, 53, 89, 79, 103, 59, 97, 179, 67, 59, 127, 61, 461, 277, 109, 137, 139, 71, 71, 101, 359, 127, 317, 191 (list; graph; listen)

	OFFSET	`2,4`
	LINKS	`T. D. Noe, Table of n, a(n) for n=2..500` `Index entries for sequences related to factorial numbers`
	PROGRAM	`(PARI) for(n=2, 70, k=0; while(!isprime(n!-k), k++); print1(k, ", "))`
	CROSSREFS	`Cf. A033932, A056752, A053714.` `Sequence in context: A053714 A142465 A154337 this_sequence A108267 A156916 A166973` `Adjacent sequences: A033930 A033931 A033932 this_sequence A033934 A033935 A033936`
	KEYWORD	`nonn,nice`
	AUTHOR	`Jeff Burch (gburch(AT)erols.com)`
	EXTENSIONS	`More terms from Jud McCranie (j.mccranie(AT)comcast.net). a(21) onwards from wouter.meeussen(AT)pandora.be. Corrected by Rick L. Shepherd (rshepherd2(AT)hotmail.com), Nov 06 2002`

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Last modified November 23 17:09 EST 2009. Contains 167438 sequences.

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