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

A218522

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

Terms

    a(0) =4a(1) =4a(2) =16a(3) =16a(4) =36a(5) =64a(6) =36a(7) =286a(8) =236a(9) =256a(10) =94a(11) =1348a(12) =4634a(13) =1528a(14) =1024a(15) =236a(16) =7902a(17) =46140a(18) =76214a(19) =9858a(20) =4096a(21) =602a(22) =42812a(23) =639228a(24) =1608968a(25) =1254462a(26) =63592a(27) =16384a(28) =1528a(29) =242438

External references