209106648
domain: N
Appears in sequences
- Number of (n+1)X3 0..3 arrays with the sums of 2X2 subblocks nondecreasing rightwards and downwards.at n=4A204304
- Number of (n+1)X6 0..3 arrays with the sums of 2X2 subblocks nondecreasing rightwards and downwards.at n=1A204307
- T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with the sums of 2X2 subblocks nondecreasing rightwards and downwards.at n=16A204309
- T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with the sums of 2X2 subblocks nondecreasing rightwards and downwards.at n=19A204309