3333333

Appears in sequences

• a(n) = 3*(10^n - 1)/9.at n=7A002277
• Divisors of 9999999.at n=10A027891
• a(n) = floor(10^7/n).at n=2A033425
• Geometric mean of digits = 3 and digits are in nondecreasing order.at n=18A069516
• Numbers m that divide the concatenation of m-1 and m+1.at n=14A069871
• Repdigits (A010785), excluding repunits (A002275), ordered by product of digits (A007954).at n=39A070841
• Squarefree numbers obtained by repeating a single digit.at n=33A077571
• Numbers with a digit sum of n and a maximum product of digits. In case of two identical products choose the largest number.at n=20A083178
• a(n) = A084006(n)^(1/2).at n=17A084007
• A coding semi-palindromic sequence made by converting a zero containing limited digit set palindromic sequence to a fraction and then converting back to an continued fraction array and making the sequence up from the result.at n=6A089184
• Integer part of the square root of n-th decimal repunit.at n=13A096483
• Divisors of 10^14 - 1.at n=21A106305
• Copies of 3 and 7 alternately such that every partial concatenation is a prime.at n=6A110778
• a(n) = A133195(n)/3.at n=21A133201
• A109613(n)-fold concatenation of A008619(n).at n=5A180115
• List of imprimitive words over the alphabet {1,3}.at n=21A213973
• List of imprimitive words over the alphabet {2,3}.at n=21A213974
• Numbers k that divide the concatenation of k+1 and k-1.at n=20A249647
• Sphenic numbers having identical digits.at n=13A268582
• Repdigit numbers n such that the repeated digit of n is equal to the digital root of n.at n=17A271569