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A185123 as a simple table

na(n)
011
1191
21991
319991
4199991
51999991
619999991
7199999991
81999999991
919999999991
10199999999991
111999999999991
1219999999999991
13199999999999991
141999999999999991
1519999999999999991
16199999999999999991
171999999999999999991
1819999999999999999991

[11,191,1991,19991,199991,1999991,19999991,
 199999991,1999999991,19999999991,199999999991,
 1999999999991,19999999999991,199999999999991,
 1999999999999991,19999999999999991,
 199999999999999991,1999999999999999991,
 19999999999999999991]