T(n,k)=Number of (n+1)X(k+1) 0..2 arrays colored with the difference of the upper median and the minimum in each 2X2 subblock.

A236065

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays colored with the difference of the upper median and the minimum in each 2X2 subblock.

Terms

    a(0) =81a(1) =360a(2) =360a(3) =1616a(4) =1784a(5) =1616a(6) =7016a(7) =8506a(8) =8506a(9) =7016a(10) =31616a(11) =41344a(12) =45987a(13) =41344a(14) =31616a(15) =138988a(16) =200906a(17) =221292a(18) =221292a(19) =200906a(20) =138988a(21) =620552a(22) =983796a(23) =1178874a(24) =1189428a(25) =1178874a(26) =983796a(27) =620552a(28) =2734804a(29) =4815318

External references