Primes of the form k!3-3, where k!3 is the triple factorial number (A007661).

A289634

Primes of the form k!3-3, where k!3 is the triple factorial number (A007661).

Terms

    a(0) =7a(1) =277a(2) =877a(3) =3637a(4) =58237a(5) =24344317a(6) =17041023997

External references