Number of nX5 0..1 arrays with row sums nondecreasing and column sums unimodal.
A223623
Number of nX5 0..1 arrays with row sums nondecreasing and column sums unimodal.
Terms
- a(0) =16a(1) =260a(2) =3560a(3) =45580a(4) =557432a(5) =6555965a(6) =75329449a(7) =847768800a(8) =9404270528a(9) =103171727760
External references
- oeis: A223623