Number of nX7 0..2 arrays with row sums equal and column sums equal.
A203563
Number of nX7 0..2 arrays with row sums equal and column sums equal.
Terms
- a(0) =3a(1) =395a(2) =35619a(3) =7343451a(4) =1509893003a(5) =360255871643
External references
- oeis: A203563