109863domain: NAppears in sequencesSquare number array read by antidiagonals.at n=51A084061Fourth row of number array A084061.at n=6A084065a(n) = ((6+sqrt(3))^n + (6-sqrt(3))^n)/2.at n=6A147961Number of tilings of a 5 X n rectangle using integer-sided rectangular tiles of equal area.at n=21A220771