A081510 - OEIS

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A081510

Numbers n such that 1+2^n+4^n+6^n is prime.

1, 11, 23, 59, 399 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	EXAMPLE	`m=1: 1+2+4+6=13 prime.`
	MATHEMATICA	`Do[s=1^w+2^w+4^w+6^w; If[IntegerQ[w/100], Print[{w}]]; If[PrimeQ[s], Print[{w, s}]], {w, 0, 1000}]`
	CROSSREFS	`Sequence in context: A098100 A105967 A097473 * A068844 A139905 A102273` `Adjacent sequences: A081507 A081508 A081509 * A081511 A081512 A081513`
	KEYWORD	`more,nonn`
	AUTHOR	`Labos E. (labos(AT)ana.sote.hu), Apr 15 2003`

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Last modified February 14 23:53 EST 2012. Contains 205689 sequences.