Numbers k such that k*k! + (smallest prime >= k) is prime.

Terms

a(0) =1a(1) =4a(2) =6a(3) =8a(4) =30a(5) =40a(6) =164a(7) =176a(8) =189a(9) =218a(10) =370a(11) =597a(12) =603a(13) =1473a(14) =2176a(15) =2436a(16) =2548a(17) =2732a(18) =4758a(19) =5574