85878domain: NAppears in sequencesa(n) = (1/24)*(n+1)*(n+6)*(n^3+26*n^2+225*n+636).at n=13A090948a(n) = n^3 + 73*n^2 + n + 67.at n=29A163303Number of nX3 0..1 arrays with every element equal to 0, 2, 3, 5, 6 or 7 king-move adjacent elements, with upper left element zero.at n=12A299244