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Search: id:A126912
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| A126912 |
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Numbers n such that 1 + n^2 + n^4 + n^6 + n^8 + n^10 + n^12 + n^14 + n^15 is prime. |
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+0
1
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| 17, 47, 71, 72, 95, 99, 107, 113, 123, 134, 135, 147, 159, 239, 257, 261, 263, 278, 299, 324, 348, 435, 477, 500, 521, 534, 536, 546, 563, 567, 585, 633, 635, 642, 716, 737, 750, 753, 852, 905, 974, 1088, 1178, 1181, 1205, 1272, 1283, 1298, 1311, 1331, 1356
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OFFSET
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1,1
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MATHEMATICA
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a = {}; Do[If[PrimeQ[1 + n^2 + n^4 + n^6 + n^8 + n^10 + n^12 + n^14 + n^15], AppendTo[a, n]], {n, 1, 1400}]; a
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CROSSREFS
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Cf. A049407, A124175 A124176 A124177, A124178, A124179, A124180, A124181, A126908-A126916.
Sequence in context: A045570 A058205 A034783 this_sequence A051616 A061275 A128468
Adjacent sequences: A126909 A126910 A126911 this_sequence A126913 A126914 A126915
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KEYWORD
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nonn
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AUTHOR
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Artur Jasinki (grafix(AT)csl.pl), Dec 31 2006
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