Numbers k such that 10*11^k - 1 is prime.

A046867

Numbers k such that 10*11^k - 1 is prime.

Terms

    a(0) =1a(1) =3a(2) =37a(3) =119a(4) =255a(5) =355a(6) =371a(7) =497a(8) =1759a(9) =34863a(10) =50719a(11) =147709

External references