Number of 7Xn binary arrays with rows and columns lexicographically nondecreasing and column sums nondecreasing.
A266433
Number of 7Xn binary arrays with rows and columns lexicographically nondecreasing and column sums nondecreasing.
Terms
- a(0) =8a(1) =70a(2) =826a(3) =12758a(4) =223075a(5) =3825307a(6) =59155748a(7) =798834778a(8) =9379683461a(9) =96481143688a(10) =879275711012
External references
- oeis: A266433