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A133801 as a simple table

na(n)
11
21
32
42
52
63
72
83
93
103
113
125
132
143
154
165
173
186
193
205
214
225
233
247
254
263
276
286
294
308
314
326
335
346
355
369
373
385
396
407
414
428
433
448
458
464
475
4812
497
507
516
526
534
5411
556
569
577
587
593
6012
613
626
636
647
656
6610
674
689
696
708
712
7212
735
746
759
768
777
7812
794
8011
819
826
835
8414
856
864
878
8812
894
9016
915
927
937
948
956
9615
974
9810
998

[1,1,2,2,2,3,2,3,3,3,3,5,2,3,4,5,3,6,3,5,4,5,3,7,
 4,3,6,6,4,8,4,6,5,6,5,9,3,5,6,7,4,8,3,8,8,4,5,12,
 7,7,6,6,4,11,6,9,7,7,3,12,3,6,6,7,6,10,4,9,6,8,2,
 12,5,6,9,8,7,12,4,11,9,6,5,14,6,4,8,12,4,16,5,7,7,
 8,6,15,4,10,8]