First index in A362061 where A001221(A362061(a(n))) = n.

A362062

First index in A362061 where A001221(A362061(a(n))) = n.

Terms

    a(0) =1a(1) =3a(2) =10a(3) =52a(4) =398a(5) =4734a(6) =78428a(7) =1326821a(8) =26386288a(9) =645482585

External references