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A354384 as a simple table

na(n)
12
23
34
42
54
63
72
83
94
103
112
124
132
143
154
162
174
183
192
204
212
223
234
243
252
263
274
282
294
303
312
323
334
343
352
364
372
383
394
403
412
423
434
442
454
463
472
484
492
503
514
522
534
543
552
563
574
583
592
604
612
623
634
642
654
663
672
684
692
703
714
723
732
743
754
762
774
783
792
804
812
823
834
842
854
863

[2,3,4,2,4,3,2,3,4,3,2,4,2,3,4,2,4,3,2,4,2,3,4,3,
 2,3,4,2,4,3,2,3,4,3,2,4,2,3,4,3,2,3,4,2,4,3,2,4,2,
 3,4,2,4,3,2,3,4,3,2,4,2,3,4,2,4,3,2,4,2,3,4,3,2,3,
 4,2,4,3,2,4,2,3,4,2,4,3]