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A029565
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Quasi-Carmichael numbers to base -5: squarefree composites n such that prime p|n ==> p+5|n+5.
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2
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715, 1015, 5467, 14539, 16555, 16891, 17155, 22351, 32395, 36295, 41595, 42427, 45787, 47515, 53815, 62491, 70219, 100219, 114835, 115843, 131035, 145915, 153049, 160771, 191851, 204295, 217147, 220891, 240331, 267235, 267691, 321745, 356155
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OFFSET
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1,1
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LINKS
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Giovanni Resta, Table of n, a(n) for n = 1..6078 (terms < 10^12)
Index entries for sequences related to Carmichael numbers.
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MATHEMATICA
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qcp[n_, d_] := Block[{p, e}, {p, e} = Transpose@FactorInteger@n;
Length[p] > 1 && Max[e] == 1 && And @@ IntegerQ /@ ((n + d)/(p + d))]; Select[Range[10^6], qcp[#, 5] &] (* Giovanni Resta, May 21 2013 *)
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CROSSREFS
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Sequence in context: A005467 A214186 A255788 * A154042 A027809 A222912
Adjacent sequences: A029562 A029563 A029564 * A029566 A029567 A029568
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KEYWORD
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nonn
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AUTHOR
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David W. Wilson
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STATUS
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approved
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