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A206916 as a simple table

na(n)
01
12
23
33
44
54
65
75
86
96
107
117
127
137
147
157
168
178
189
199
209
219
2210
2310
2410
2510
2610
2710
2811
2911
3011
3111
3212
3312
3413
3513
3613
3713
3813
3913
4013
4113
4213
4313
4413
4513
4614
4714
4814
4914
5014
5114
5215
5315
5415
5515
5615
5715
5815
5915
6015
6115
6215
6315
6416
6516
6617
6717
6817
6917
7017

[1,2,3,3,4,4,5,5,6,6,7,7,7,7,7,7,8,8,9,9,9,9,10,
 10,10,10,10,10,11,11,11,11,12,12,13,13,13,13,13,
 13,13,13,13,13,13,13,14,14,14,14,14,14,15,15,15,
 15,15,15,15,15,15,15,15,15,16,16,17,17,17,17,17]