Number of nX6 binary arrays with rows and columns lexicographically nondecreasing and row and column sums nondecreasing.
A266360
Number of nX6 binary arrays with rows and columns lexicographically nondecreasing and row and column sums nondecreasing.
Terms
- a(0) =7a(1) =50a(2) =337a(3) =2278a(4) =14921a(5) =93085a(6) =541207a(7) =2909244a(8) =14424728a(9) =66153106a(10) =281891001a(11) =1122295653a(12) =4197508078a(13) =14825103751a(14) =49679349839a(15) =158631629088a(16) =484502593301
External references
- oeis: A266360