2513743785
domain: N
Appears in sequences
- Number of nX6 binary arrays whose sum with another nX6 binary array containing no more than two 1s has rows and columns in lexicographically nondecreasing order.at n=6A225980
- Number of nX7 binary arrays whose sum with another nX7 binary array containing no more than two 1s has rows and columns in lexicographically nondecreasing order.at n=5A225981