A059006 - OEIS

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A059006

Numbers n such that x^n + x^2 + 1 is irreducible over GF(7).

3, 6, 9, 18, 65, 66, 287, 354 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	MATHEMATICA	`Do[ If[ ToString[ Factor[ x^n + x^2 + 1, Modulus -> 7 ] ] == ToString[ x^n + x^2 + 1 ], Print[ n ] ], {n, 1, 1016} ]`
	CROSSREFS	`Sequence in context: A182751 A057576 A100852 * A018186 A015938 A116614` `Adjacent sequences: A059003 A059004 A059005 * A059007 A059008 A059009`
	KEYWORD	`nonn`
	AUTHOR	`Robert G. Wilson v (rgwv(AT)rgwv.com), Jan 16 2001`

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Last modified February 17 00:09 EST 2012. Contains 205978 sequences.