A091303 - OEIS

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A091303 as a simple table

n	a(n)
1	1
2	14
3	118
4	926
5	7311
6	59982
7	517496
8	4717222
9	45484301
10	463683670
11	4991117034
12	56630860638
13	676055834971
14	8475491147678
15	111376106002732
16	1531384454297174
17	21993657178539321
18	329402210042157606

[1,14,118,926,7311,59982,517496,4717222,45484301, 463683670,4991117034,56630860638,676055834971, 8475491147678,111376106002732,1531384454297174, 21993657178539321,329402210042157606]