id:A055689 - OEIS Search Results

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Numbers n such that 6^n (mod n-1) == -1.

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2, 38, 16987850 (list; graph; listen)

	OFFSET	`1,1`
	MATHEMATICA	`Do[If[PowerMod[6, n, n-1]==n-2, Print[n]], {n, 2, 10^8}]`
	CROSSREFS	`Sequence in context: A075796 A132396 A066244 this_sequence A028442 A062982 A042801` `Adjacent sequences: A055686 A055687 A055688 this_sequence A055690 A055691 A055692`
	KEYWORD	`nonn,bref`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 09 2000`

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Last modified July 4 18:25 EDT 2008. Contains 140886 sequences.