Numbers k such that k! + prime(k) is prime.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =9a(7) =11a(8) =17a(9) =18a(10) =25a(11) =31a(12) =40a(13) =96a(14) =174a(15) =193a(16) =204a(17) =269a(18) =523a(19) =650a(20) =659a(21) =797a(22) =1437a(23) =1862a(24) =2515a(25) =4983a(26) =5557a(27) =11429