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A300139 as a simple table

na(n)
01
12
23
32
42
52
62
71
81
92
104
113
122
131
142
152
162
173
185
193
204
212
221
231
241
254
266
275
282
293
303
311
323
334
345
354
365
373
383
392
402
416
426
432
441
454
462
472
482
492
509
516
526
533
544
553
561
574
583
594
604
614
623
633
642
656
669
674
685
694
704
711
722
734
747
759
762
773
783
791
802

[1,2,3,2,2,2,2,1,1,2,4,3,2,1,2,2,2,3,5,3,4,2,1,1,
 1,4,6,5,2,3,3,1,3,4,5,4,5,3,3,2,2,6,6,2,1,4,2,2,2,
 2,9,6,6,3,4,3,1,4,3,4,4,4,3,3,2,6,9,4,5,4,4,1,2,4,
 7,9,2,3,3,1,2]