Smallest square k such that k-1 is a squarefree number with n prime divisors.

A088027

Smallest square k such that k-1 is a squarefree number with n prime divisors.

Terms

    a(0) =4a(1) =16a(2) =196a(3) =1156a(4) =64516a(5) =440896a(6) =26173456a(7) =340254916a(8) =14809429636a(9) =787326134596

External references