A059213 Numbers n such that n^12 reversed is a prime.

4, 7, 40, 49, 59, 70, 85, 125, 134, 223, 226, 268, 287, 292, 334, 335, 398, 400, 422, 452, 488, 490, 559, 590, 595, 700, 826, 850, 907, 923, 926, 992, 1016, 1021, 1109, 1231, 1250, 1340, 1475, 1477, 1537, 1763, 1792, 1798, 1819, 1972, 2108, 2168, 2215

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..13000

Programs

Mathematica

Select[Range[3000], PrimeQ[ToExpression[StringReverse[ToString[#^12]]]] &]
Select[Range[2300],PrimeQ[IntegerReverse[#^12]]&] (* Harvey P. Dale, Apr 23 2023 *)