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A071503 as a simple table

na(n)
11
22
33
41
52
64
73
82
91
103
114
122
137
144
158
161
174
188
191
202
214
228
231
244
253
268
271
284
298
302
311
324
338
341
354
368
371
382
394
408
411
424
437
448
451
464
478
482
491
504
518
521
537
544
551
562
574
588
591
604
617
628
631
644
658
662
671
684
698
701
717
724
731
742
754
768
771
784
797
808
811
824
838
842
851
864
878

[1,2,3,1,2,4,3,2,1,3,4,2,7,4,8,1,4,8,1,2,4,8,1,4,
 3,8,1,4,8,2,1,4,8,1,4,8,1,2,4,8,1,4,7,8,1,4,8,2,1,
 4,8,1,7,4,1,2,4,8,1,4,7,8,1,4,8,2,1,4,8,1,7,4,1,2,
 4,8,1,4,7,8,1,4,8,2,1,4,8]