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A133121 as a simple table

na(n)
11
21
31
42
50
61
72
82
90
101
113
122
131
140
151
164
172
183
191
200
211
225
234
242
252
261
270
281
296
306
313
323
332
341
350
361
378
387
395
404
412
422
431
440
451
4610
478
4810
493
505
512
522
531
540
551
5612
5713
588
599
604
614
622
632
641
650
661
6715
6815
6914
7010
718
725
734
742
752
761
770
781
7918
8021
8115
8216
838
849
854
864
872
882
891
900
911
9222
9325
9423
9517
9617
977
9810
994
1004
1012
1022
1031
1040
1051

[1,1,1,2,0,1,2,2,0,1,3,2,1,0,1,4,2,3,1,0,1,5,4,2,
 2,1,0,1,6,6,3,3,2,1,0,1,8,7,5,4,2,2,1,0,1,10,8,10,
 3,5,2,2,1,0,1,12,13,8,9,4,4,2,2,1,0,1,15,15,14,10,
 8,5,4,2,2,1,0,1,18,21,15,16,8,9,4,4,2,2,1,0,1,22,
 25,23,17,17,7,10,4,4,2,2,1,0,1]