107058241

Appears in sequences

• Number of (n+2)X3 0..3 arrays with each 3X3 subblock having rows and columns in lexicographically nondecreasing order.at n=6A184566
• Number of (n+2)X9 0..3 arrays with each 3X3 subblock having rows and columns in lexicographically nondecreasing order.at n=0A184572
• T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with each 3X3 subblock having rows and columns in lexicographically nondecreasing order.at n=21A184574