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A321232 as a simple table

na(n)
11
21
31
43
52
64
74
84
95
106
116
126
138
147
159
169
179
1810
1911
2011
2111
2213
2312
2414
2514
2614
2715
2816
2916
3016
3118
3217
3319
3419
3519
3620
3721
3821
3921
4023
4122
4224
4324
4424
4525
4626
4726
4826
4928
5027
5129
5229
5329
5430
5531
5631
5731
5833
5932
6034
6134
6234
6335
6436
6536
6636
6738
6837
6939
7039
7139
7240

[1,1,1,3,2,4,4,4,5,6,6,6,8,7,9,9,9,10,11,11,11,13,
 12,14,14,14,15,16,16,16,18,17,19,19,19,20,21,21,
 21,23,22,24,24,24,25,26,26,26,28,27,29,29,29,30,
 31,31,31,33,32,34,34,34,35,36,36,36,38,37,39,39,
 39,40]