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

A254853

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

Terms

    a(0) =110544a(1) =103684a(2) =216000a(3) =729316a(4) =2811104a(5) =12013156a(6) =50676440a(7) =192820996a(8) =677038812a(9) =2389645456a(10) =8994716592a(11) =36477180100a(12) =149567548816a(13) =578080419856

External references