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Search: id:A124209
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| A124209 |
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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 + n^29 + n^31 + n^33 + n^35 + n^37 + n^39 + n^41 + n^43 + n^45 + n^47 + n^49 + n^51 + n^53 + n^55 + n^57 + n^59 + n^61 + n^63 is prime. |
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+0
4
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| 5, 15, 140, 359, 615, 876, 941, 1109, 1230, 1292, 1302, 1325, 1752, 1799, 2064, 2535, 2645, 2690, 2942, 3042, 3138, 3200, 3449, 3473, 3527, 3560, 3713
(list; graph; listen)
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OFFSET
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1,1
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MATHEMATICA
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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 + n^29 + n^31 + n^33 + n^35 + n^37 + n^39 + n^41 + n^43 + n^45 + n^47 + n^49 + n^51 + n^53 + n^55 + n^57 + n^59 + n^61 + n^63], Print[n]], {n, 1, 2400}]
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CROSSREFS
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Cf. A049407.
Sequence in context: A050542 A091096 A116957 this_sequence A048347 A034980 A143048
Adjacent sequences: A124206 A124207 A124208 this_sequence A124210 A124211 A124212
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KEYWORD
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nonn
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AUTHOR
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Artur Jasinski (grafix(AT)csl.pl), Dec 13 2006
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