The sum of the first n terms of the sequence is the concatenation of the first n digits of the sequence, with a(1) = 1.
A300000
The sum of the first n terms of the sequence is the concatenation of the first n digits of the sequence, with a(1) = 1.
Terms
- a(0) =1a(1) =10a(2) =99a(3) =999a(4) =9990a(5) =99900a(6) =999000a(7) =9990000a(8) =99900000a(9) =999000000a(10) =9990000000a(11) =99899999991a(12) =998999999919
External references
- oeis: A300000