T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with no 2X2 subblock determinant equal to any horizontal or vertical neighbor 2X2 subblock determinant.

A185923

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with no 2X2 subblock determinant equal to any horizontal or vertical neighbor 2X2 subblock determinant.

Terms

    a(0) =256a(1) =3516a(2) =3516a(3) =49342a(4) =158806a(5) =49342a(6) =687900a(7) =7232034a(8) =7232034a(9) =687900a(10) =9599032a(11) =328811578a(12) =1079255234a(13) =328811578a(14) =9599032a(15) =133932498a(16) =14927163064a(17) =160170012852a(18) =160170012852a(19) =14927163064a(20) =133932498a(21) =1868731400a(22) =678146728482

External references