Number of (n+1)X5 0..2 arrays with rows and columns of determinants of all 2X2 subblocks lexicographically nondecreasing.

A206219

Number of (n+1)X5 0..2 arrays with rows and columns of determinants of all 2X2 subblocks lexicographically nondecreasing.

Terms

    a(0) =8128a(1) =656053a(2) =35625711a(3) =1827047303a(4) =74479700228

External references