Number of (n+1)X(2+1) 0..3 arrays colored with the sum of the maximum and minimum values of each 2X2 subblock.

A236496

Number of (n+1)X(2+1) 0..3 arrays colored with the sum of the maximum and minimum values of each 2X2 subblock.

Terms

    a(0) =2228a(1) =30916a(2) =404844a(3) =5217808a(4) =67922876a(5) =889064156a(6) =11593920636a(7) =150933818096

External references