Number of (n+1)X(6+1) 0..3 arrays colored with the upper median value of each 2X2 subblock.

A235970

Number of (n+1)X(6+1) 0..3 arrays colored with the upper median value of each 2X2 subblock.

Terms

    a(0) =3614066a(1) =44922684a(2) =512448944a(3) =10093660184a(4) =206960732188

External references