244470

Appears in sequences

• Number of solid standard Young tableaux of shape [[2*n,2],[2]].at n=15A215687
• Number of 3Xn arrays of the minimum value of corresponding elements and their horizontal or antidiagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 3Xn array.at n=13A219854