Numbers k such that (10^k-1)^2 + 2 is prime.

Terms

a(0) =0a(1) =1a(2) =2a(3) =4a(4) =5a(5) =17a(6) =18a(7) =23a(8) =57a(9) =58a(10) =340a(11) =837a(12) =4280a(13) =5352a(14) =13675a(15) =17515a(16) =25856