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A273715 as a simple table

na(n)
20
31
41
51
62
73
85
98
1013
1121
121
1334
1457
156
1690
17158
1827
19241
20445
21107
221
23652
241269
25396
2610
271780
283655
291404
3066
314899
3210611
334838
34356
351
3613581
3731002
3816344
391700
4015
4137893
4291048
4354429
447482
45135
46106340
47268536
48179332
4931070
50940
511

[0,1,1,1,2,3,5,8,13,21,1,34,57,6,90,158,27,241,
 445,107,1,652,1269,396,10,1780,3655,1404,66,4899,
 10611,4838,356,1,13581,31002,16344,1700,15,37893,
 91048,54429,7482,135,106340,268536,179332,31070,
 940,1]