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A131127 as a simple table

na(n)
01
13
21
32
45
51
62
76
87
91
102
118
1212
139
141
152
1610
1720
1820
1911
201
212
2212
2330
2440
2530
2613
271
282
2914
3042
3170
3270
3342
3415
351
362
3716
3856
39112
40140
41112
4256
4317
441
452
4618
4772
48168
49252
50252
51168
5272
5319
541
552
5620
5790
58240
59420
60504
61420
62240
6390
6421
651
662
6722
68110
69330
70660
71924
72924
73660
74330
75110
7623
771

[1,3,1,2,5,1,2,6,7,1,2,8,12,9,1,2,10,20,20,11,1,2,
 12,30,40,30,13,1,2,14,42,70,70,42,15,1,2,16,56,
 112,140,112,56,17,1,2,18,72,168,252,252,168,72,19,
 1,2,20,90,240,420,504,420,240,90,21,1,2,22,110,
 330,660,924,924,660,330,110,23,1]