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A002850 as a simple table

na(n)
11
21
31
41
52
61
72
83
92
101
113
122
132
143
152
162
174
182
193
204
212
223
235
241
254
265
272
283
295
301
313
325
333
343
355
363
375
387
393
405
417
424
434
447
453
463
477
484
493
509
515
523
537
545
553
568
575
584
598
605
613
627
635
643
659
664
673
6812
696
704
7112
726
734
7410
756
764
778
785
795
808
817
825
8311
845
854

[1,1,1,1,2,1,2,3,2,1,3,2,2,3,2,2,4,2,3,4,2,3,5,1,
 4,5,2,3,5,1,3,5,3,3,5,3,5,7,3,5,7,4,4,7,3,3,7,4,3,
 9,5,3,7,5,3,8,5,4,8,5,3,7,5,3,9,4,3,12,6,4,12,6,4,
 10,6,4,8,5,5,8,7,5,11,5,4]