a(n) is the number of digits in the decimal representation of the smallest power of 3 that contains n consecutive identical digits.
A217186
a(n) is the number of digits in the decimal representation of the smallest power of 3 that contains n consecutive identical digits.
Terms
- a(0) =1a(1) =6a(2) =16a(3) =16a(4) =131a(5) =257a(6) =1014a(7) =3684a(8) =10875a(9) =51142a(10) =51142a(11) =304989
External references
- oeis: A217186