a(1) = 1; a(n) = least number such that the concatenation a(n)a(n-1)...a(2)a(1) is a square.
A061359
a(1) = 1; a(n) = least number such that the concatenation a(n)a(n-1)...a(2)a(1) is a square.
Terms
- a(0) =1a(1) =8a(2) =16a(3) =146a(4) =22086a(5) =31071113326
External references
- oeis: A061359