Primes of the form k!3-6561, where k!3 is the triple factorial number (A007661).

A289823

Primes of the form k!3-6561, where k!3 is the triple factorial number (A007661).

Terms

    a(0) =51679a(1) =202879a(2) =4182239a(3) =608601439a(4) =2504895839

External references