Bisection of A003319: a(n) = A003319(2n).

A272656

Bisection of A003319: a(n) = A003319(2n).

Terms

    a(0) =1a(1) =1a(2) =13a(3) =461a(4) =29093a(5) =2829325a(6) =392743957a(7) =73943424413

External references