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A047119 as a simple table

na(n)
01
12
29
344
4250
51418
68567
751635
8321039
91996724
1012628528
1180011583
12511889348
133282172599
1421172582733
15136879748346
16888481523846
175778565689270
1837689416642042
19246245960185175
201612234572834084

[1,2,9,44,250,1418,8567,51635,321039,1996724,
 12628528,80011583,511889348,3282172599,
 21172582733,136879748346,888481523846,
 5778565689270,37689416642042,246245960185175,
 1612234572834084]