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A113749 as a simple table

na(n)
11
21
31
41
52
61
71
83
94
101
111
124
137
146
151
161
175
1810
1913
2010
211
221
236
2413
2518
2619
2712
281
291
307
3116
3225
3330
3427
3518
361
371
388
3919
4030
4139
4242
4339
4422
451
461
479
4822
4937
5048
5161
5258
5349
5430
551
561
5710
5825
5942
6061
6172
6279
6378
6463
6534
661
671
6811
6928
7049
7170
7287
73102
74103
75102
7679
7742
781
791
8012
8131

[1,1,1,1,2,1,1,3,4,1,1,4,7,6,1,1,5,10,13,10,1,1,6,
 13,18,19,12,1,1,7,16,25,30,27,18,1,1,8,19,30,39,
 42,39,22,1,1,9,22,37,48,61,58,49,30,1,1,10,25,42,
 61,72,79,78,63,34,1,1,11,28,49,70,87,102,103,102,
 79,42,1,1,12,31]