Smallest prime p such that none of p + 1, p + 3,... p + 2n - 1 are squarefree and all of p + 2, p + 4,... p + 2n are squarefree.

A257116

Smallest prime p such that none of p + 1, p + 3,... p + 2n - 1 are squarefree and all of p + 2, p + 4,... p + 2n are squarefree.

Terms

    a(0) =3a(1) =17a(2) =487a(3) =947a(4) =947a(5) =38639a(6) =38639

External references