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A067004 as a simple table

na(n)
11
21
32
41
53
61
74
82
92
103
115
121
136
144
155
161
177
182
198
203
216
227
239
241
253
268
279
284
2910
302
3111
325
3310
3411
3512
361
3712
3813
3914
403
4113
424
4314
446
457
4615
4715
481
494
508
5116
529
5316
545
5517
566
5718
5819
5917
601
6118
6220
6310
641
6521
667
6719
6811
6922
708
7120
722
7321
7423
7512
7613
7724
789
7922
802
812
8225
8323
843
8526
8627

[1,1,2,1,3,1,4,2,2,3,5,1,6,4,5,1,7,2,8,3,6,7,9,1,
 3,8,9,4,10,2,11,5,10,11,12,1,12,13,14,3,13,4,14,6,
 7,15,15,1,4,8,16,9,16,5,17,6,18,19,17,1,18,20,10,
 1,21,7,19,11,22,8,20,2,21,23,12,13,24,9,22,2,2,25,
 23,3,26,27]