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A263905 as a simple table

na(n)
11
21
32
41
52
63
71
82
96
105
111
122
136
1413
158
161
172
186
1920
2031
2113
221
232
246
2520
2661
2773
2821
291
302
316
3220
3376
34185
35172
3634
371
382
396
4020
4176
42269
43577
44399
4555
461
472
486
4920
5076
51300
52979
531788
54932
5589
561
572
586
5920
6076
61300
621189
633552
645540
652177
66144
671
682
696
7020
7176
72300
731252

[1,1,2,1,2,3,1,2,6,5,1,2,6,13,8,1,2,6,20,31,13,1,
 2,6,20,61,73,21,1,2,6,20,76,185,172,34,1,2,6,20,
 76,269,577,399,55,1,2,6,20,76,300,979,1788,932,89,
 1,2,6,20,76,300,1189,3552,5540,2177,144,1,2,6,20,
 76,300,1252]