1113111

Appears in sequences

• Numbers with multiplicative digital root value 3.at n=24A034050
• Successive generations of a Kolakoski(3,1) rule starting with 1 (see A066983).at n=4A111091
• Palindromes which are divisible by the product of their digits.at n=26A117057
• Palindromes for which the product of the digits is prime.at n=13A117058
• Palindromes which are divisible by the product and by the sum of their digits.at n=19A117228
• Palindromes whose squares belong to A066531.at n=13A117281
• Numbers for which the product of the digits is the square root of the sum of the digits.at n=8A117723
• Palindromes with digit sum 9.at n=20A121476
• Zeroless palindromes with digit sum 9.at n=11A121477
• Palindromic numbers which are the product of a number k and its reversal (k written backwards).at n=16A158642
• Composite numbers with digital product = 3.at n=12A199982
• Zeroless numbers n such that n and n*product_of_digits(n) are both palindromes.at n=26A229804
• Maximal nonempty {1,3}-chunks of a 4-day-old string in a "Look and Say" sequence.at n=32A244047
• Terms in A083115 that are the smallest members of equivalence classes generated by permutation of digits.at n=39A266280
• a(n) = (10^(2*n+1) - 1)/9 + 2*10^n.at n=3A332113
• Numbers that are divisible by the square of the product of their digits.at n=35A379984