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Search: id:A138643
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| A138643 |
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Nonnegative integers n such that 19*n-3 is prime. |
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+0
1
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| 4, 8, 14, 26, 34, 38, 40, 50, 56, 64, 68, 70, 88, 94, 104, 106, 110, 118, 130, 134, 140
(list; graph; listen)
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OFFSET
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1,1
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EXAMPLE
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19*4-3=73, 19*8-3=149, 19*14-3=263, 19*26-3=491, ...
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MATHEMATICA
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a={}; Do[x=19*n-3; If[PrimeQ[x], AppendTo[a, n]], {n, 10^2}]; a
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CROSSREFS
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Sequence in context: A020185 A008029 A129080 this_sequence A153364 A124743 A112312
Adjacent sequences: A138640 A138641 A138642 this_sequence A138644 A138645 A138646
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KEYWORD
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nonn
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AUTHOR
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Vladimir Orlovsky (4vladimir(AT)gmail.com), May 15 2008
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