180712

Appears in sequences

• Number of nX4 0..4 arrays of sums of 2X2 subblocks of some (n+1)X5 binary array with rows and columns of the latter in lexicographically nondecreasing order.at n=4A226990
• Number of nX5 0..4 arrays of sums of 2X2 subblocks of some (n+1)X6 binary array with rows and columns of the latter in lexicographically nondecreasing order.at n=3A226991
• T(n,k)=Number of nXk 0..4 arrays of sums of 2X2 subblocks of some (n+1)X(k+1) binary array with rows and columns of the latter in lexicographically nondecreasing order.at n=31A226992
• T(n,k)=Number of nXk 0..4 arrays of sums of 2X2 subblocks of some (n+1)X(k+1) binary array with rows and columns of the latter in lexicographically nondecreasing order.at n=32A226992