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A306684 as a simple table

na(n)
01
11
21
31
41
51
61
71
82
91
101
111
123
134
141
151
161
174
187
199
201
211
221
235
2410
2521
2621
271
281
291
306
3113
3237
3361
3451
351
361
371
387
3916
4057
41121
42191
43127
441
451
461
478
4819
4981
50201
51451
52603
53323
541
551
561
579
5822
59109
60301
61861
621639
631961
64835
651

[1,1,1,1,1,1,1,1,2,1,1,1,3,4,1,1,1,4,7,9,1,1,1,5,
 10,21,21,1,1,1,6,13,37,61,51,1,1,1,7,16,57,121,
 191,127,1,1,1,8,19,81,201,451,603,323,1,1,1,9,22,
 109,301,861,1639,1961,835,1]