id:A124185 - OEIS Search Results

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Numbers n such that 1 + n + n^3 + n^5 + n^7 + n^9 + n^11 + n^13 + n^15 + n^17 + n^19 + n^21 + n^23 + n^25 + n^27 is prime.

+0
4

182, 219, 393, 468, 629, 638, 755, 824, 960, 965, 984, 1002, 1053, 1068, 1095, 1110, 1140, 1209, 1233, 1269 (list; graph; listen)

	OFFSET	`1,1`
	MATHEMATICA	`Do[If[PrimeQ[1+n+n^3+n^5+n^7+n^9+n^11+n^13+n^15+n^17+n^19+n^21+n^23+n^25+n^27], Print[n]], {n, 1, 1400}]`
	CROSSREFS	`Cf. A049407.` `Sequence in context: A107075 A066626 A054985 this_sequence A056091 A015883 A043463` `Adjacent sequences: A124182 A124183 A124184 this_sequence A124186 A124187 A124188`
	KEYWORD	`nonn`
	AUTHOR	`Artur Jasinski (grafix(AT)csl.pl), Dec 13 2006`

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.