6207774

domain: N

Appears in sequences

Number of nX3 0..3 arrays with rows and columns in lexicographic nondecreasing order but with exactly two mistakes.at n=3A278549
Number of nX4 0..3 arrays with rows and columns in lexicographic nondecreasing order but with exactly two mistakes.at n=2A278550
T(n,k)=Number of nXk 0..3 arrays with rows and columns in lexicographic nondecreasing order but with exactly two mistakes.at n=17A278553
T(n,k)=Number of nXk 0..3 arrays with rows and columns in lexicographic nondecreasing order but with exactly two mistakes.at n=18A278553