Primes of the form k!2-2, where k!2 is the sextuple factorial number (A085158).

A289859

Primes of the form k!2-2, where k!2 is the sextuple factorial number (A085158).

Terms

    a(0) =13a(1) =103a(2) =2027023a(3) =34459423a(4) =654729073

External references