A118475 - OEIS

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A118475 as a simple table

n	a(n)
1	1
2	12
3	132
4	1432
5	15432
6	165432
7	1765432
8	18765432
9	198765432
10	11098765432
11	1111098765432
12	112111098765432
13	11312111098765432
14	1141312111098765432
15	115141312111098765432
16	11615141312111098765432

[1,12,132,1432,15432,165432,1765432,18765432, 198765432,11098765432,1111098765432, 112111098765432,11312111098765432, 1141312111098765432,115141312111098765432, 11615141312111098765432]