Number of (n+1)X(4+1) 0..3 arrays with 2X2 edge jumps all no more than +1 in one of the clockwise or counterclockwise directions or both.

A234756

Number of (n+1)X(4+1) 0..3 arrays with 2X2 edge jumps all no more than +1 in one of the clockwise or counterclockwise directions or both.

Terms

    a(0) =80010a(1) =15939010a(2) =2683721676a(3) =469243923298

External references