Smallest (in magnitude) nonzero number m such that n!+m is prime.

Terms

a(0) =1a(1) =1a(2) =1a(3) =-1a(4) =7a(5) =-1a(6) =-1a(7) =23a(8) =-13a(9) =11a(10) =1a(11) =-1a(12) =-23a(13) =-1a(14) =43a(15) =23a(16) =31a(17) =37a(18) =89a(19) =29a(20) =31a(21) =31a(22) =-89a(23) =-73a(24) =41a(25) =-37a(26) =1a(27) =67a(28) =-31a(29) =-1