Numbers k such that k! + 1 is prime.

Terms

a(0) =0a(1) =1a(2) =2a(3) =3a(4) =11a(5) =27a(6) =37a(7) =41a(8) =73a(9) =77a(10) =116a(11) =154a(12) =320a(13) =340a(14) =399a(15) =427a(16) =872a(17) =1477a(18) =6380a(19) =26951a(20) =110059a(21) =150209a(22) =288465a(23) =308084a(24) =422429