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A270594 as a simple table

na(n)
11
22
31
42
54
62
72
84
92
103
115
122
132
143
153
164
173
182
194
205
211
222
235
241
253
267
273
282
296
305
313
326
332
342
355
364
376
384
393
405
418
422
432
446
452
465
475
481
494
509
515
523
538
545
554
568
574
583
595
605
615
626
633
646
6511
662
673
689
692
705
7112
722
732
749
756
763
774
784
795
806
816
826
835
845
856
8611
872
884
898
901

[1,2,1,2,4,2,2,4,2,3,5,2,2,3,3,4,3,2,4,5,1,2,5,1,
 3,7,3,2,6,5,3,6,2,2,5,4,6,4,3,5,8,2,2,6,2,5,5,1,4,
 9,5,3,8,5,4,8,4,3,5,5,5,6,3,6,11,2,3,9,2,5,12,2,2,
 9,6,3,4,4,5,6,6,6,5,5,6,11,2,4,8,1]