1231170

Appears in sequences

• Number of n X n binary arrays with rows and columns lexicographically nondecreasing and column sums nonincreasing.at n=6A266463
• Number of n X 7 binary arrays with rows and columns lexicographically nondecreasing and column sums nonincreasing.at n=6A266469
• Number of 7Xn binary arrays with rows and columns lexicographically nondecreasing and column sums nonincreasing.at n=6A266474