T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X3 or 3X2 subblock having exactly three clockwise edge increases.

A206327

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X3 or 3X2 subblock having exactly three clockwise edge increases.

Terms

    a(0) =256a(1) =1344a(2) =1344a(3) =10504a(4) =16892a(5) =10504a(6) =83088a(7) =282996a(8) =282996a(9) =83088a(10) =673124a(11) =4796092a(12) =10258408a(13) =4796092a(14) =673124a(15) =5432884a(16) =81302880a(17) =376249940a(18) =376249940a(19) =81302880a(20) =5432884a(21) =43848120a(22) =1377662868a(23) =13817572060a(24) =30018231756

External references