110175

Appears in sequences

• Number of different strings of length n+4 obtained from "123...n" by iteratively duplicating any substring.at n=35A137741
• Beginning of a run of 4 consecutive Niven (or Harshad) numbers.at n=20A141769
• Numbers k such that phi(k) = phi(k+2) - phi(k+1).at n=31A229552
• Number of length 4 1..(n+2) arrays with no leading partial sum equal to a prime and no consecutive values equal.at n=23A255719
• Index of record gaps between totient numbers.at n=14A383890