T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each row and column not divisible by 7, read as a binary number with top and left being the most significant bits.

A263117

T(n,k)=Number of (n+2)X(k+2) 0..1 arrays with each row and column not divisible by 7, read as a binary number with top and left being the most significant bits.

Terms

    a(0) =102a(1) =690a(2) =690a(3) =4614a(4) =12295a(5) =4614a(6) =28626a(7) =186793a(8) =186793a(9) =28626a(10) =173010a(11) =2451774a(12) =6131873a(13) =2451774a(14) =173010a(15) =1049016a(16) =32967539a(17) =165679122a(18) =165679122a(19) =32967539a(20) =1049016a(21) =6331494a(22) =436704585a(23) =4679372053a(24) =8973167514a(25) =4679372053a(26) =436704585

External references