199290

Appears in sequences

• Base-3 digits are, in order, the first n terms of the periodic sequence with initial period 1,0.at n=11A033113
• Numbers whose base-3 representation has exactly 12 runs.at n=0A043592
• Numbers that are repdigits in base 9.at n=43A048334
• Indices k of records of low value of the ratios A348001(k)/A034444(k) between the number of distinct values of the unitary totient function applied to the unitary divisors of k and the number of unitary divisors of k.at n=6A348003
• Indices k of records of low value in the ratios A348173(k)/k.at n=7A348174