A067999 - OEIS

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A067999

Numbers n such that (n! - 1) == 0 ( mod prime(n) ).

1, 3, 10, 149, 437 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	COMMENTS	`There are no more terms through 5000000. - Ryan Propper (rpropper(AT)cs.stanford.edu), Dec 30 2007`
	MATHEMATICA	`f[n_] := Block[{k = p = 1, m = Prime[n]}, While[p = Mod[p k, m]; k < n, k++ ]; p]; Do[ If[ f[n] == 1, Print[n]], {n, 100000}] (from Robert G. Wilson v Mar 16 2004)`
	CROSSREFS	`Cf. A068000.` `Sequence in context: A199232 A056006 A191363 * A156193 A119035 A004100` `Adjacent sequences: A067996 A067997 A067998 * A068000 A068001 A068002`
	KEYWORD	`nonn,more`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), Feb 08 2002`

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Last modified February 15 04:23 EST 2012. Contains 205694 sequences.