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A369627 as a simple table

na(n)
01
10
21
33
419
5132
6991
77740
862020
9505857
104180132
1134889514
12293518072
132485191753
1421153817090
15180865139538
161552289627872
1713366436688402
18115425148203235
19999256943147094
208670047414816233
2175375298322580081
22656465004512563546

[1,0,1,3,19,132,991,7740,62020,505857,4180132,
 34889514,293518072,2485191753,21153817090,
 180865139538,1552289627872,13366436688402,
 115425148203235,999256943147094,8670047414816233,
 75375298322580081,656465004512563546]