Smallest k such that none of k + 1, k + 3,... k + 2n - 1 are squarefree and all of k + 2, k + 4,... k + 2n are squarefree.
A257115
Smallest k such that none of k + 1, k + 3,... k + 2n - 1 are squarefree and all of k + 2, k + 4,... k + 2n are squarefree.
Terms
- a(0) =1a(1) =3a(2) =15a(3) =15a(4) =49a(5) =483a(6) =5049a(7) =6347a(8) =144945
External references
- oeis: A257115