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A055186 as a simple table

na(n)
10
21
30
42
50
61
71
83
90
103
111
121
132
144
150
165
171
182
192
202
213
225
230
246
251
265
272
283
293
301
314
321
335
346
350
369
371
386
392
405
413
422
434
444
455
461
476
487
490
5011
511
528
532
546
553
564
574
586
595
604
616
620
637
640
658
661
679
6810
690
7013
711
729
732
747
753
767
774
787
795
807
816
822
837
842
858
862
879
880
8910
901
9111
9212
930
9415
951
9613
972
988
993
1008
1014

[0,1,0,2,0,1,1,3,0,3,1,1,2,4,0,5,1,2,2,2,3,5,0,6,
 1,5,2,3,3,1,4,1,5,6,0,9,1,6,2,5,3,2,4,4,5,1,6,7,0,
 11,1,8,2,6,3,4,4,6,5,4,6,0,7,0,8,1,9,10,0,13,1,9,
 2,7,3,7,4,7,5,7,6,2,7,2,8,2,9,0,10,1,11,12,0,15,1,
 13,2,8,3,8,4]