Number of (n+1) X 7 0..3 arrays with equal numbers of 2 X 2 subblocks with sum over 6 and with sum under 6.

A183755

Number of (n+1) X 7 0..3 arrays with equal numbers of 2 X 2 subblocks with sum over 6 and with sum under 6.

Terms

    a(0) =36036868a(1) =341710892328

External references