119615domain: NAppears in sequencesa(n) = 8*a(n-1)-13*a(n-2) for n > 1; a(0) = 5, a(1) = 23.at n=6A162815Number of (n+2) X (3+2) 0..1 arrays with no 3 x 3 subblock diagonal sum 0 and no antidiagonal sum 3 and no row sum 1 and no column sum 1.at n=24A257442