3111111

Appears in sequences

• Numbers with multiplicative digital root value 3.at n=27A034050
• Numbers for which the product of the digits is the square root of the sum of the digits.at n=11A117723
• Composite numbers with digital product = 3.at n=15A199982
• Irregular triangle read by rows, in which row n lists the computation of the tag system T_C(3,2) with alphabet {1, 2, 3}, deletion number 2, and production rules 1 -> 23, 2 -> 1, 3 -> 111, when started from the word encoding n.at n=13A351849