Primes of the form k!8-1, where k!8 is the octuple factorial number (A114800).

A289756

Primes of the form k!8-1, where k!8 is the octuple factorial number (A114800).

Terms

    a(0) =2a(1) =3a(2) =5a(3) =7a(4) =19a(5) =47a(6) =83a(7) =127a(8) =359a(9) =1847a(10) =26879a(11) =55439a(12) =13366079a(13) =188743679a(14) =38761631999

External references