Number of (n+2) X (7+2) 0..1 arrays with no 3 X 3 subblock diagonal sum 0 and no antidiagonal sum 3 and no row sum 0 or 3 and no column sum 0 or 3.

A258965

Number of (n+2) X (7+2) 0..1 arrays with no 3 X 3 subblock diagonal sum 0 and no antidiagonal sum 3 and no row sum 0 or 3 and no column sum 0 or 3.

Terms

    a(0) =2040a(1) =1228a(2) =456a(3) =662a(4) =552a(5) =788a(6) =720a(7) =1046a(8) =1080a(9) =1570a(10) =1800a(11) =2618a(12) =3240a(13) =4714a(14) =6120a(15) =8906a(16) =11880a(17) =17290a(18) =23400a(19) =34058a(20) =46440a(21) =67594a(22) =92520a(23) =134666a(24) =184680a(25) =268810a(26) =369000a(27) =537098a(28) =737640a(29) =1073674

External references