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A049280 as a simple table

na(n)
00
11
21
31
41
52
61
73
82
91
104
115
121
135
149
155
161
176
1814
1914
201
217
2220
2328
2414
251
268
2727
2848
2942
301
319
3235

[0,1,1,1,1,2,1,3,2,1,4,5,1,5,9,5,1,6,14,14,1,7,20,
 28,14,1,8,27,48,42,1,9,35]