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A109631 as a simple table

na(n)
11
22
31
42
55
62
73
82
91
105
1112
122
1322
143
155
164
1715
182
1924
205
213
2212
2331
242
2510
2622
274
283
2913
305
3138
326
3312
3415
355
362
3726
3824
3922
405
4118
423
4314
4412
455
4631
4753
484
4916
5010
5115
5222
5347
544
5512
563
5724
5813
5941
605
6139
6238
633
646
6522
6612
6733
6815
6931
705
7129
722
7327
7426
7510
7624
7712
7822
7921
805
817
8218

[1,2,1,2,5,2,3,2,1,5,12,2,22,3,5,4,15,2,24,5,3,12,
 31,2,10,22,4,3,13,5,38,6,12,15,5,2,26,24,22,5,18,
 3,14,12,5,31,53,4,16,10,15,22,47,4,12,3,24,13,41,
 5,39,38,3,6,22,12,33,15,31,5,29,2,27,26,10,24,12,
 22,21,5,7,18]