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A011973 as a simple table

na(n)
01
11
21
31
41
52
61
73
81
91
104
113
121
135
146
151
161
176
1810
194
201
217
2215
2310
241
251
268
2721
2820
295
301
319
3228
3335
3415
351
361
3710
3836
3956
4035
416
421
4311
4445
4584
4670
4721
481
491
5012
5155
52120
53126
5456
557
561
5713
5866
59165
60210
61126
6228
631
641
6514
6678
67220
68330
69252
7084
718
721
7315
7491
75286
76495
77462

[1,1,1,1,1,2,1,3,1,1,4,3,1,5,6,1,1,6,10,4,1,7,15,
 10,1,1,8,21,20,5,1,9,28,35,15,1,1,10,36,56,35,6,1,
 11,45,84,70,21,1,1,12,55,120,126,56,7,1,13,66,165,
 210,126,28,1,1,14,78,220,330,252,84,8,1,15,91,286,
 495,462]