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A121842 as a simple table

na(n)
02
11
23
32
43
52
67
74
89
94
109
1130
125
136
145
1514
163
176
187
194
209
2116
223
2330
245
254
263
274
289
292
3011
3112
323
3314
349
3524
367
3718
385
3914
407
416
425
4324
449
452
4631
4714
485
4910
503
5110
523
5314
5413
5518
565
5728
589
5912
6023
6110
623
632
643
652
665
6716
689
692
7019
712
7225
736
743
7516
763
776
785
794
809
8116
8213
832
8419
854
863
874
889
8914

[2,1,3,2,3,2,7,4,9,4,9,30,5,6,5,14,3,6,7,4,9,16,3,
 30,5,4,3,4,9,2,11,12,3,14,9,24,7,18,5,14,7,6,5,24,
 9,2,31,14,5,10,3,10,3,14,13,18,5,28,9,12,23,10,3,
 2,3,2,5,16,9,2,19,2,25,6,3,16,3,6,5,4,9,16,13,2,
 19,4,3,4,9,14]