Smallest k for which A385541(k) = n.

A386410

Smallest k for which A385541(k) = n.

Terms

    a(0) =1a(1) =2a(2) =66a(3) =30a(4) =1386a(5) =858a(6) =34650a(7) =1287678a(8) =6380946a(9) =11411400a(10) =24877650

External references