2430950

domain: N

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=3A184566
Number of (n+2)X6 0..3 arrays with each 3X3 subblock having rows and columns in lexicographically nondecreasing order.at n=0A184569
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=6A184574
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=9A184574