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A133552 as a simple table

na(n)
01
12
24
38
416
531
657
7109
8209
9401
10769
111473
122817
135391
1410321
1519761
1637834
1772432
18138663
19265455
20508195
21972909
221862575
233565778
246826437
2513068741
2625019217
2747897608
2891696751
29175547250
30336073354
31643389727
321231726180

[1,2,4,8,16,31,57,109,209,401,769,1473,2817,5391,
 10321,19761,37834,72432,138663,265455,508195,
 972909,1862575,3565778,6826437,13068741,25019217,
 47897608,91696751,175547250,336073354,643389727,
 1231726180]