67425

Appears in sequences

• 4-dimensional pyramidal numbers: a(n) = n^2*(n^2-1)/12.at n=30A002415
• Number of products of distinct factorials not exceeding n!.at n=46A101977
• a(n) = n^2 * (4*n^2 - 1) / 3.at n=15A187756
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 539", based on the 5-celled von Neumann neighborhood.at n=40A272803