T(n,k)=Number of (n+2)X(k+2) binary arrays with no 3X3 subblock commuting with any horizontal or vertical neighbor 3X3 subblock.
A186806
T(n,k)=Number of (n+2)X(k+2) binary arrays with no 3X3 subblock commuting with any horizontal or vertical neighbor 3X3 subblock.
Terms
- a(0) =512a(1) =3984a(2) =3984a(3) =31204a(4) =59907a(5) =31204a(6) =244558a(7) =906615a(8) =906615a(9) =244558a(10) =1916364a(11) =13730715a(12) =26628581a(13) =13730715a(14) =1916364a(15) =15016660a(16) =207885695a(17) =782510382a(18) =782510382a(19) =207885695a(20) =15016660a(21) =117671951a(22) =3147544633a(23) =22986441710
External references
- oeis: A186806