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A099480 as a simple table

na(n)
01
12
22
32
42
52
63
74
84
94
104
114
125
136
146
156
166
176
187
198
208
218
228
238
249
2510
2610
2710
2810
2910
3011
3112
3212
3312
3412
3512
3613
3714
3814
3914
4014
4114
4215
4316
4416
4516
4616
4716
4817
4918
5018
5118
5218
5318
5419
5520
5620
5720
5820
5920
6021
6122
6222
6322
6422
6522
6623
6724
6824
6924
7024
7124
7225
7326
7426
7526
7626
7726

[1,2,2,2,2,2,3,4,4,4,4,4,5,6,6,6,6,6,7,8,8,8,8,8,
 9,10,10,10,10,10,11,12,12,12,12,12,13,14,14,14,14,
 14,15,16,16,16,16,16,17,18,18,18,18,18,19,20,20,
 20,20,20,21,22,22,22,22,22,23,24,24,24,24,24,25,
 26,26,26,26,26]