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A178133 as a simple table

na(n)
10
20
31
41
52
61
73
83
95
103
115
124
134
149
155
164
1710
186
197
208
218
2211
2310
248
258
2614
2711
2812
2911
3013
3110
3213
3314
3415
3514
3616
3717
3812
3914
4014
4118
4219
4317
4419
4515
4621
4716
4817
4923
5022
5117
5216
5321
5424
5528
5624
5721
5823
5920
6024
6122
6224
6321
6427
6528
6628
6726
6828
6932
7019
7131
7229
7327
7429
7528
7622
7737

[0,0,1,1,2,1,3,3,5,3,5,4,4,9,5,4,10,6,7,8,8,11,10,
 8,8,14,11,12,11,13,10,13,14,15,14,16,17,12,14,14,
 18,19,17,19,15,21,16,17,23,22,17,16,21,24,28,24,
 21,23,20,24,22,24,21,27,28,28,26,28,32,19,31,29,
 27,29,28,22,37]