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A212263 as a simple table

na(n)
11
21
32
45
516
658
7222
8869
93438
1013672
1154518
12217706
13870036
143478446
1513910128
1655632657
17222513784
18890019102
193559999490
2014239834188
2156958988812
22227835217794
23911339311462
243645353954182
2514581408883620

[1,1,2,5,16,58,222,869,3438,13672,54518,217706,
 870036,3478446,13910128,55632657,222513784,
 890019102,3559999490,14239834188,56958988812,
 227835217794,911339311462,3645353954182,
 14581408883620]