13499973

Appears in sequences

• Number of (n+2)X3 0..2 matrices with each 3X3 subblock having the same population.at n=5A224654
• T(n,k)=Number of (n+2)X(k+2) 0..2 matrices with each 3X3 subblock having the same population.at n=15A224658
• T(n,k)=Number of (n+2)X(k+2) 0..2 matrices with each 3X3 subblock having the same population.at n=20A224658