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A231516 as a simple table

na(n)
10
21
31
41
52
61
72
83
91
103
112
121
133
143
153
164
173
183
192
205
214
222
236
244
253
264
272
284
298
304
315
324
337
345
356
365
375
387
394
407
417
424
4310
445
453
466
478
487
497
507
517
525
538
545
555
568
574
586
598
604
617
623
637
645
656
666
675
683
699
705
7112
722
7310
744
754
767
777
788
797
808
817
8210
838
845
854
867
8712
889
896
906
916
927
933
9412
955
967
978
9810
998
1006

[0,1,1,1,2,1,2,3,1,3,2,1,3,3,3,4,3,3,2,5,4,2,6,4,
 3,4,2,4,8,4,5,4,7,5,6,5,5,7,4,7,7,4,10,5,3,6,8,7,
 7,7,7,5,8,5,5,8,4,6,8,4,7,3,7,5,6,6,5,3,9,5,12,2,
 10,4,4,7,7,8,7,8,7,10,8,5,4,7,12,9,6,6,6,7,3,12,5,
 7,8,10,8,6]