Numbers k such that k^p+p is prime, where p is product of the digits of k.

A178327

Numbers k such that k^p+p is prime, where p is product of the digits of k.

Terms

    a(0) =1a(1) =21a(2) =6617a(3) =12131a(4) =12441a(5) =114917a(6) =121221a(7) =124281a(8) =125121a(9) =145581a(10) =172631a(11) =182121a(12) =191213a(13) =211551a(14) =221211a(15) =221421a(16) =241213a(17) =293143a(18) =421531a(19) =421821

External references