1969394

Appears in sequences

• Numbers k that are a substring of (k-1)*k*(k+1).at n=27A316943
• Number of rooted trees with n nodes such that two equals the maximal number of subtrees of the same size extending from the same node.at n=17A318817
• Internal digits of k^3 include digits of k as substring, k does not end in 0.at n=18A383640