A110252 - OEIS

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A110252 as a simple table

n	a(n)
0	1
1	11
2	89
3	989
4	11111
5	89911
6	1008989
7	10900889
8	89108911
9	1011011011
10	10990909889
11	91109889089
12	989010989011
13	10890899089111
14	91011088899089
15	1001009008989989
16	11111111111111111
17	88909110109088911

[1,11,89,989,11111,89911,1008989,10900889, 89108911,1011011011,10990909889,91109889089, 989010989011,10890899089111,91011088899089, 1001009008989989,11111111111111111, 88909110109088911]