Number of 2*n X 8 binary arrays with row sums 4 and column sums n.
A172555
Number of 2*n X 8 binary arrays with row sums 4 and column sums n.
Terms
- a(0) =1a(1) =70a(2) =44730a(3) =60871300a(4) =116963796250
External references
- oeis: A172555
A172555
Number of 2*n X 8 binary arrays with row sums 4 and column sums n.