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A241021 as a simple table

na(n)
219
3199
41999
599991
6199999
79999991
819999999
90
109199999999
1199999199999
12991999999999
139919999999999
1499999999991999
15919999999999999
169999999999999199
1799919999999999999
180
199991999999999999999
2099999199999999999999
210
229991999999999999999999

[19,199,1999,99991,199999,9999991,19999999,0,
 9199999999,99999199999,991999999999,9919999999999,
 99999999991999,919999999999999,9999999999999199,
 99919999999999999,0,9991999999999999999,
 99999199999999999999,0,9991999999999999999999]