A059206 Numbers n such that n^5 reversed is a prime.

2, 4, 20, 40, 41, 43, 113, 127, 179, 200, 248, 259, 263, 265, 269, 287, 323, 379, 395, 400, 410, 412, 416, 430, 437, 443, 512, 514, 626, 685, 695, 721, 956, 983, 1009, 1027, 1042, 1066, 1079, 1105, 1112, 1124, 1130, 1270, 1283, 1511, 1552, 1622, 1664, 1688

Offset: 1

Author

Robert G. Wilson v, Jan 16 2001

Keywords

• nonn
• base

Links

• G. C. Greubel, Table of n, a(n) for n = 1..20000

Programs

Mathematica

Select[Range[1000], PrimeQ[ToExpression[StringReverse[ToString[#^5]]]] &]
Select[Range[2000],PrimeQ[IntegerReverse[#^5]]&] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, Sep 24 2017 *)