Partial sums of A300000.

Terms

a(0) =1a(1) =11a(2) =110a(3) =1109a(4) =11099a(5) =110999a(6) =1109999a(7) =11099999a(8) =110999999a(9) =1109999999a(10) =11099999999a(11) =110999999990