Number of (n+2) X (n+2) 0..5 arrays with every 3 X 3 subblock commuting with each horizontal and vertical neighbor 3 X 3 subblock.

A186569

Number of (n+2) X (n+2) 0..5 arrays with every 3 X 3 subblock commuting with each horizontal and vertical neighbor 3 X 3 subblock.

Terms

    a(0) =10077696a(1) =1441a(2) =64794a(3) =1831246a(4) =5762806a(5) =7092466a(6) =10131226a(7) =18983086a(8) =52102546a(9) =250276606a(10) =1023882766a(11) =3333167026a(12) =13883727886a(13) =48468351346a(14) =146915043406

External references