Numbers k such that A112141(k) - 1 is prime.

Terms

a(0) =1a(1) =2a(2) =6a(3) =7a(4) =11a(5) =17a(6) =20a(7) =21a(8) =36a(9) =69a(10) =84a(11) =168a(12) =207a(13) =248a(14) =401a(15) =431a(16) =435a(17) =1468a(18) =4421a(19) =8949