85396domain: NAppears in sequencesOrdered sequence of distinct terms of the form floor(Pi^i * floor(Pi^j)), i, j >= 0.at n=38A022767Numbers k such that k^2 is composed of three 1-digit-overlapping subsquares.at n=18A048426a(n) = 4*n^4 + 17*n^2 + 4.at n=12A156701