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A068174 as a simple table

n a(n)
1 9
2 19
3 109
4 1009
5 10009
6 100019
7 1000159
8 10001569
9 100001569
10 1000015069
11 10000135069
12 100001350649
13 1000013500649
14 10000130500649
15 100001303500649
16 1000013032500649
17 10000103032500649
18 100001030325003649
19 1000010130325003649
20 10000101303250036493

[9,19,109,1009,10009,100019,1000159,10001569,
 100001569,1000015069,10000135069,100001350649,
 1000013500649,10000130500649,100001303500649,
 1000013032500649,10000103032500649,
 100001030325003649,1000010130325003649,
 10000101303250036493]

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Last modified May 8 18:04 EDT 2024. Contains 372340 sequences. (Running on oeis4.)