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A164321 as a simple table

na(n)
1199991
228263828
3371599993
4499999994
55555555555
66666666666
77777777777
88888888888
99999999999

[199991,28263828,371599993,499999994,5555555555,
 6666666666,7777777777,8888888888,9999999999]