a(n) is the concatenation of n, (n-1)^2, (n-2)^3, (n-3)^4, ..., 2^(n-1) and 1.
A068705
a(n) is the concatenation of n, (n-1)^2, (n-2)^3, (n-3)^4, ..., 2^(n-1) and 1.
Terms
- a(0) =1a(1) =21a(2) =341a(3) =4981a(4) =51627161a(5) =6256481321
External references
- oeis: A068705