Number of (n+2)X(n+2) 0..1 arrays with no 3x3 subblock diagonal sum 1 and no antidiagonal sum 2 and no row sum 0 and no column sum 3.

A255793

Number of (n+2)X(n+2) 0..1 arrays with no 3x3 subblock diagonal sum 1 and no antidiagonal sum 2 and no row sum 0 and no column sum 3.

Terms

    a(0) =70a(1) =166a(2) =158a(3) =200a(4) =286a(5) =214a(6) =344a(7) =766a(8) =342a(9) =616a(10) =2494a(11) =550a(12) =1160a(13) =9022a(14) =998a(15) =2216a(16) =34366a(17) =1798a(18) =4328a(19) =134206a(20) =3462a(21) =8488a(22) =530494a(23) =6598a(24) =16808a(25) =2109502a(26) =12998a(27) =33320a(28) =8413246a(29) =25414

External references