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A008680 as a simple table

na(n)
01
10
20
31
41
51
61
71
82
92
102
112
123
133
143
154
164
174
185
195
206
216
226
237
248
258
268
279
2810
2910
3011
3111
3212
3313
3413
3514
3615
3715
3816
3917
4018
4118
4219
4320
4421
4522
4622
4723
4825
4925
5026
5127
5228
5329
5430
5531
5632
5733
5834
5935
6037
6137
6238
6340
6441
6542
6643
6744
6846
6947
7048
7149
7251
7352
7453
7555
7656
7757

[1,0,0,1,1,1,1,1,2,2,2,2,3,3,3,4,4,4,5,5,6,6,6,7,
 8,8,8,9,10,10,11,11,12,13,13,14,15,15,16,17,18,18,
 19,20,21,22,22,23,25,25,26,27,28,29,30,31,32,33,
 34,35,37,37,38,40,41,42,43,44,46,47,48,49,51,52,
 53,55,56,57]