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A120501 as a simple table

na(n)
11
21
31
42
52
62
72
83
94
104
114
124
134
145
156
166
177
188
198
208
218
228
238
249
2510
2610
2711
2812
2912
3012
3113
3214
3314
3415
3516
3616
3716
3816
3916
4016
4116
4217
4318
4418
4519
4620
4720
4820
4921
5022
5122
5223
5324
5424
5524
5624
5725
5826
5926
6027

[1,1,1,2,2,2,2,3,4,4,4,4,4,5,6,6,7,8,8,8,8,8,8,9,
 10,10,11,12,12,12,13,14,14,15,16,16,16,16,16,16,
 16,17,18,18,19,20,20,20,21,22,22,23,24,24,24,24,
 25,26,26,27]