a(n) = index of first n in A262680; positions of records in A262680.

A262687

a(n) = index of first n in A262680; positions of records in A262680.

Terms

    a(0) =0a(1) =1a(2) =4a(3) =169a(4) =324a(5) =1521a(6) =125316a(7) =126025a(8) =425104a(9) =1713481a(10) =1716100a(11) =4959529a(12) =24760576

External references