Numbers k such that 10^k - 9^k is prime.

A062576

Numbers k such that 10^k - 9^k is prime.

Terms

    a(0) =2a(1) =3a(2) =7a(3) =11a(4) =19a(5) =29a(6) =401a(7) =709a(8) =2531a(9) =15787a(10) =66949a(11) =282493

External references