A congruence property: a(n) = (A026375(p)-3)/(2*p) where p is the n-th prime.

A079701

A congruence property: a(n) = (A026375(p)-3)/(2*p) where p is the n-th prime.

Terms

    a(0) =2a(1) =7a(2) =87a(3) =1320a(4) =419910a(5) =8176962a(6) =3420949803a(7) =72407225094

External references