Number of nX4 0..3 arrays with row sums equal and column sums unequal to adjacent columns.
A203028
Number of nX4 0..3 arrays with row sums equal and column sums unequal to adjacent columns.
Terms
- a(0) =108a(1) =4904a(2) =191208a(3) =7788648a(4) =315135868a(5) =13106373164a(6) =539443637988
External references
- oeis: A203028