71492

Appears in sequences

• Number of n X 2 arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..3 n X 2 array.at n=14A220004
• Number of (n+1)X(1+1) 0..3 arrays with row and column sums nondecreasing, and no adjacent elements equal.at n=7A233028
• T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with row and column sums nondecreasing, and no adjacent elements equal.at n=28A233031