Number of (n+1)X(3+1) 0..2 arrays with no 2X2 subblock having x11-x00 less than x10-x01.

A251060

Number of (n+1)X(3+1) 0..2 arrays with no 2X2 subblock having x11-x00 less than x10-x01.

Terms

    a(0) =867a(1) =17129a(2) =320950a(3) =6182747a(4) =119032248a(5) =2295692500a(6) =44280784440a(7) =854262466837

External references