Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum 3 and no antidiagonal sum 3 and no row sum 0 and no column sum 0.

A256746

Number of (n+2)X(6+2) 0..1 arrays with no 3x3 subblock diagonal sum 3 and no antidiagonal sum 3 and no row sum 0 and no column sum 0.

Terms

    a(0) =12914a(1) =12280a(2) =16560a(3) =18688a(4) =47440a(5) =72192a(6) =155792a(7) =255488a(8) =600080a(9) =869632a(10) =2236176a(11) =3351808a(12) =8175376a(13) =12600576a(14) =31831312a(15) =46718208a(16) =122490640a(17) =182095104a(18) =471224592a(19) =698647808a(20) =1859822352a(21) =2698396928a(22) =7245722896a(23) =10683665664

External references