2179956

Appears in sequences

• Number of n X n 0..2 arrays with rows in lexicographically nondecreasing order and columns in nonincreasing order.at n=4A229770
• T(n,k)=Number of n X n 0..k arrays with rows in lexicographically nondecreasing order and columns in nonincreasing order.at n=19A229774
• Number of 5X5 0..n arrays with rows in lexicographically nondecreasing order and columns in nonincreasing order.at n=1A229777
• Number of n X 5 0..2 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order.at n=4A278804
• T(n,k)=Number of nXk 0..2 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order.at n=40A278807