53257domain: NAppears in sequencesNumber of length n+3 0..2 arrays with some disjoint pairs in every consecutive four terms having the same sum.at n=22A247527Numbers k that are a substring of (k-1)*k*(k+1).at n=15A316943Internal digits of k^3 include digits of k as substring, k does not end in 0.at n=9A383640