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A225545 as a simple table

na(n)
01
11
22
32
43
53
64
74
84
95
105
116
126
136
147
157
167
178
188
198
209
219
229
239
2410
2510
2610
2711
2811
2911
3012
3112
3212
3312
3413
3513
3613
3714
3814
3914
4014
4115
4215
4315
4415
4516
4616
4716
4816
4917
5017
5117
5217
5318
5418
5518
5619
5719
5819
5919
6020
6120
6220
6320
6421
6521
6621
6721
6821
6922
7022

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