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A309674 as a simple table

na(n)
11
21
31
42
52
63
72
82
93
102
113
123
133
143
155
162
173
183
193
205
213
225
234
241
252
263
273
283
293
305
313
325
334
342
353
364
374
385
394
405
416
422
433
443
453
463
475
483
495
504
512
523
534
544
555
564
575
586
593
603
615
624
633
645
654
665
674
685
695
707
716
726
732
742
753
763
773
785
793
805
814
822
833
844
854
865
874
885
896
903
913
925
934
943
955
964
975
984
995
1005
1017
1026
1036

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