OFFSET
1,1
LINKS
G. C. Greubel, Table of n, a(n) for n = 1..14000
MATHEMATICA
Select[Range[2000], PrimeQ[ToExpression[StringReverse[ToString[#^7]]]] &]
Select[Range[1500], PrimeQ[IntegerReverse[#^7]]&] (* Requires Mathematica version 10 or later *) (* Harvey P. Dale, May 29 2017 *)
CROSSREFS
KEYWORD
nonn,base
AUTHOR
Robert G. Wilson v, Jan 16 2001
STATUS
approved