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A342821 as a simple table

na(n)
12
22
33
42
53
62
75
83
95
102
113
1229
137
140
153
162
170
182
1911
203
213
225
230
2419
255
263
2729
282
290
302
3113
320
333
3429
353
362
3741
380
395
4011
413
4211
435
440
455
462
470
483
495
503
5119
5219
533
5411
557
563
5711
582
590
602
617
620
633
645
650
662
675
683
6911
705
710
7219
7313
740
7531
767
770
782
7919
800
817
8211
833
845
8519
860
875
882
890
903
917
920
935

[2,2,3,2,3,2,5,3,5,2,3,29,7,0,3,2,0,2,11,3,3,5,0,
 19,5,3,29,2,0,2,13,0,3,29,3,2,41,0,5,11,3,11,5,0,
 5,2,0,3,5,3,19,19,3,11,7,3,11,2,0,2,7,0,3,5,0,2,5,
 3,11,5,0,19,13,0,31,7,0,2,19,0,7,11,3,5,19,0,5,2,
 0,3,7,0,5]