Numbers k such that the smoothly undulating palindromic number (37*10^k - 73)/99 is a prime.

A062219

Numbers k such that the smoothly undulating palindromic number (37*10^k - 73)/99 is a prime.

Terms

    a(0) =3a(1) =21a(2) =27a(3) =81a(4) =315a(5) =849a(6) =1893a(7) =2883a(8) =9591a(9) =14691

External references