# A100681 (b-file synthesized from sequence entry)
0 1
1 9
2 99
3 891
4 9999
5 89991
6 989901
7 8909109
8 99999999
9 899999991
10 9899999901
11 89099999109
12 999899990001
13 8999099910009
14 98990099010099
15 890910891090891
16 9999999999999999
17 89999999999999991
18 989999999999999901