Subsequence of A167709 whose indices are congruent to 2 mod 5, i.e., a(n) = A167709(5*n+2).

A167823

Subsequence of A167709 whose indices are congruent to 2 mod 5, i.e., a(n) = A167709(5*n+2).

Terms

    a(0) =15a(1) =5124a(2) =1742145a(3) =592324176a(4) =201388477695

External references