155636domain: NAppears in sequencesa(1) = 36; for n > 1, a(n) is the smallest integer > 0 such that the concatenation a(n)a(n-1)...a(2)a(1) is a square.at n=3A065784Number of n X n integer arrays with each element equal to the number of horizontal and antidiagonal neighbors not equal to itself.at n=11A265986