T(n,k)=Number of nXk arrays of the minimum value of corresponding elements and their horizontal and vertical neighbors in a random 0..3 nXk array.

A218181

T(n,k)=Number of nXk arrays of the minimum value of corresponding elements and their horizontal and vertical neighbors in a random 0..3 nXk array.

Terms

    a(0) =4a(1) =4a(2) =4a(3) =16a(4) =28a(5) =16a(6) =36a(7) =192a(8) =192a(9) =36a(10) =94a(11) =956a(12) =2936a(13) =956a(14) =94a(15) =236a(16) =5494a(17) =33152a(18) =33152a(19) =5494a(20) =236a(21) =602a(22) =30888a(23) =434210a(24) =851332a(25) =434210a(26) =30888a(27) =602a(28) =1528a(29) =172038

External references