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A318928 as a simple table

na(n)
11
22
31
43
52
63
71
83
93
102
114
122
134
143
151
163
173
185
194
204
212
225
234
243
254
264
273
283
294
303
311
323
333
345
353
363
375
384
393
404
415
422
434
443
454
465
474
483
493
503
512
524
534
543
553
562
573
584
593
603
614
623
631
643
653
665
673
683
695
703
714
723
733
745
756
764
775
783
793
804
815
824
834
844
852
865
874
885
895
904
915
925
934
945
954

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