Numbers k such that 5*k! + 1 is prime.

Terms

a(0) =2a(1) =3a(2) =5a(3) =10a(4) =11a(5) =12a(6) =17a(7) =34a(8) =74a(9) =136a(10) =155a(11) =259a(12) =271a(13) =290a(14) =352a(15) =479a(16) =494a(17) =677a(18) =776a(19) =862a(20) =921a(21) =932a(22) =2211a(23) =3927a(24) =4688a(25) =12567