a(n) is the smallest integer k such that A385392(k) = n.

A385499

a(n) is the smallest integer k such that A385392(k) = n.

Terms

    a(0) =1a(1) =2a(2) =6a(3) =42a(4) =70a(5) =870a(6) =44070a(7) =547470a(8) =15410670a(9) =168638470

External references