Concatenate the ternary strings for n, n-1, n-2, ..., 2, 1.

A360505

Concatenate the ternary strings for n, n-1, n-2, ..., 2, 1.

Terms

    a(0) =1a(1) =21a(2) =1021a(3) =111021a(4) =12111021a(5) =2012111021a(6) =212012111021

External references