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A129709 as a simple table

na(n)
01
12
23
34
41
55
63
76
87
97
1013
111
128
1322
144
159
1634
1712
1810
1950
2028
211
2211
2370
2458
255
2612
2795
28108
2918
3013
31125
32188
3350
341
3514
36161
37308
38121
396
4015
41203
42483
43261
4425
4516
46252
47728
48520
4980
501
5117
52308
531064
54968
55220
567
5718
58372
591512
601710
61536
6233
6319
64444
652100

[1,2,3,4,1,5,3,6,7,7,13,1,8,22,4,9,34,12,10,50,28,
 1,11,70,58,5,12,95,108,18,13,125,188,50,1,14,161,
 308,121,6,15,203,483,261,25,16,252,728,520,80,1,
 17,308,1064,968,220,7,18,372,1512,1710,536,33,19,
 444,2100]