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A272434 as a simple table

na(n)
01
11
21
37
49
531
6403
7757
82873
912607
10333051
11761377
123699435
1316383121
14108710085
154855474267
1613594184793
1776375572751
18388660153867
192504206435681
2020148774553859
211556349601444477
225050276538344665
2333326552998257031
24186169293932977115
251305062351972825281
269600936552132048553
27106019265737746665727
2812708226588208611056333
2998137877588880676995127

[1,1,1,7,9,31,403,757,2873,12607,333051,761377,
 3699435,16383121,108710085,4855474267,13594184793,
 76375572751,388660153867,2504206435681,
 20148774553859,1556349601444477,5050276538344665,
 33326552998257031,186169293932977115,
 1305062351972825281,9600936552132048553,
 106019265737746665727,12708226588208611056333,
 98137877588880676995127]