Number of (n+1)X8 0..1 arrays with the determinants of 2X2 subblocks nondecreasing rightwards and downwards.
A204615
Number of (n+1)X8 0..1 arrays with the determinants of 2X2 subblocks nondecreasing rightwards and downwards.
Terms
- a(0) =6740a(1) =271125a(2) =8522985a(3) =301345617a(4) =10133992449a(5) =349154906413
External references
- oeis: A204615