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A227784 as a simple table

na(n)
10
21
32
43
54
62
72
87
92
104
112
123
132
142
154
1615
171
182
192
204
212
222
232
247
254
262
272
283
293
304
312
3215
332
341
354
363
372
382
392
407
411
422
432
443
454
462
472
4815
492
504
512
523
532
542
554
567
572
583
592
604
612
622
632
6415
654
662
672
683
692
704
712
727
731
742
754
763
772
782
792
8015
812
821
832
843
854
862
873
887
891
904
912

[0,1,2,3,4,2,2,7,2,4,2,3,2,2,4,15,1,2,2,4,2,2,2,7,
 4,2,2,3,3,4,2,15,2,1,4,3,2,2,2,7,1,2,2,3,4,2,2,15,
 2,4,2,3,2,2,4,7,2,3,2,4,2,2,2,15,4,2,2,3,2,4,2,7,
 1,2,4,3,2,2,2,15,2,1,2,3,4,2,3,7,1,4,2]