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

A250920

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

Terms

    a(0) =58a(1) =344a(2) =2007a(3) =11693a(4) =68160a(5) =397432a(6) =2317569a(7) =13514765a(8) =78810538a(9) =459578476a(10) =2680000719a(11) =15628241161a(12) =91135020168a(13) =531447642196

External references