Number of (n+1) X (2+1) 0..1 arrays with no 2 X 2 subblock having its minimum diagonal element less than its minimum antidiagonal element.

A251094

Number of (n+1) X (2+1) 0..1 arrays with no 2 X 2 subblock having its minimum diagonal element less than its minimum antidiagonal element.

Terms

    a(0) =41a(1) =212a(2) =1109a(3) =5817a(4) =30517a(5) =160086a(6) =839758a(7) =4405079a(8) =23107524a(9) =121214121a(10) =635847599a(11) =3335437865a(12) =17496560104a(13) =91780937840a(14) =481451239589

External references