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A072613 as a simple table

na(n)
10
20
30
40
50
61
71
81
91
102
112
122
132
143
154
164
174
184
194
204
215
226
236
246
256
267
277
287
297
307
317
327
338
349
3510
3610
3710
3811
3912
4012
4112
4212
4312
4412
4512
4613
4713
4813
4913
5013
5114
5214
5314
5414
5515
5615
5716
5817
5917
6017
6117
6218
6318
6418
6519
6619
6719
6819
6920
7020
7120
7220
7320
7421
7521
7621
7722
7822
7922
8022

[0,0,0,0,0,1,1,1,1,2,2,2,2,3,4,4,4,4,4,4,5,6,6,6,
 6,7,7,7,7,7,7,7,8,9,10,10,10,11,12,12,12,12,12,12,
 12,13,13,13,13,13,14,14,14,14,15,15,16,17,17,17,
 17,18,18,18,19,19,19,19,20,20,20,20,20,21,21,21,
 22,22,22,22]