462755440

Appears in sequences

• "Crossing walks hitting the center" on the square lattice (see Jensen web site for further information).at n=3A121787
• Triangle T(n,k), n>=0, 0 <= k <= n, read by rows, where T(n,k) is the number of self-avoiding paths in (2*n+1) X (2*k+1) grid starting the upper left corner, passing through the center of grid and finishing the lower right corner.at n=9A333685