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A249306 as a simple table

na(n)
01
12
26
31
430
52
642
71
830
92
1066
111
122730
132
146
151
16510
172
18798
191
20330
212
22138
231
242730
252
266
271
28870
292
3014322
311
32510
332
346
351
361919190
372
386
391
4013530
412
421806
431
44690
452
46282
471
4846410
492
5066
511
521590
532
54798
551
56870
572
58354
591

[1,2,6,1,30,2,42,1,30,2,66,1,2730,2,6,1,510,2,798,
 1,330,2,138,1,2730,2,6,1,870,2,14322,1,510,2,6,1,
 1919190,2,6,1,13530,2,1806,1,690,2,282,1,46410,2,
 66,1,1590,2,798,1,870,2,354,1]