id:A055691 - OEIS Search Results

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8^n (mod n-1) = -1.

+0
1

2, 6, 14, 66, 186, 378, 546, 1190, 1470, 2406, 4470, 5250, 7086, 18578, 20166, 25806, 42602, 58590, 69006, 85566, 134946, 137346, 170586, 187838, 206646, 262146, 272610, 285390, 289394, 420210, 500570, 538734, 592410, 595686, 602250, 618450 (list; graph; listen)

	OFFSET	`1,1`
	MATHEMATICA	`Do[If[PowerMod[8, n, n-1]==n-2, Print[n]], {n, 2, 10^7}]`
	CROSSREFS	`Adjacent sequences: A055688 A055689 A055690 this_sequence A055692 A055693 A055694` `Sequence in context: A122109 A133155 A011455 this_sequence A072171 A131518 A130642`
	KEYWORD	`nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 09 2000`

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Last modified May 16 23:01 EDT 2008. Contains 139884 sequences.

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