141008

Appears in sequences

• Numbers n such that sigma(n) + sigma(n+3) = sigma(n+1) + sigma(n+2).at n=6A076666
• Number of iterations before a repeated value, or -1 if this never occurs, when starting at k = 1 and repeating k = k*n if k does not contain any adjacent equal digits, else k = k with all adjacent equal digits replaced by a single copy of the same digit.at n=30A368940