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A019065 as a simple table

na(n)
22
39
427
5132
6891
75442
835353
9225590
101461709
119642529
1264534830
13436976910
142988280503
1520606688810
16143165924506

[2,9,27,132,891,5442,35353,225590,1461709,9642529,
 64534830,436976910,2988280503,20606688810,
 143165924506]