333111

Appears in sequences

• Roman numerals written using 1 for I, 2 for V, 3 for X, 4 for L, 5 for C, 6 for D, 7 for M.at n=32A061493
• Smallest natural number that yields a sequence of n decreasing numbers under the "Look and Say" operator A045918.at n=3A121994
• List of words over {1,3} with equal numbers of 1's and 3's.at n=27A214488
• a(n) = arrange digits of concatenation of divisors of n (A037278, A176558) in decreasing order (in base 10).at n=32A243360
• Numbers whose "Look and Say" description (cf. A045918) is a substring of the number.at n=8A369132