47834122

Appears in sequences

• Number of (n+1)X(n+1) 0..3 arrays with the sums of 2X2 subblocks nondecreasing rightwards and downwards.at n=2A204302
• Number of (n+1)X4 0..3 arrays with the sums of 2X2 subblocks nondecreasing rightwards and downwards.at n=2A204305
• 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=12A204309