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A271933 as a simple table

na(n)
11
21
36
446
5391
63519
732844
8314364
93065049
1030309929
11303099290
123058547381
1331095231708
14318128139796
153272175152355
1633812476576290
17350804444501589
183652493334187197
1938148263715573364
20399552867370295155
214195305107766973240
2244150591852677070280
23465588059585378099226
244919039064854516328821
2552059830109088065802395
26551834199223958450647359
275857932269440676202573084

[1,1,6,46,391,3519,32844,314364,3065049,30309929,
 303099290,3058547381,31095231708,318128139796,
 3272175152355,33812476576290,350804444501589,
 3652493334187197,38148263715573364,
 399552867370295155,4195305107766973240,
 44150591852677070280,465588059585378099226,
 4919039064854516328821,52059830109088065802395,
 551834199223958450647359,
 5857932269440676202573084]