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A226222 as a simple table

na(n)
11
21
31
42
52
63
73
83
94
105
115
125
136
146
157
167
178
189
199
209
2110
2210
2311
2411
2511
2612
2713
2813
2913
3014
3115
3216
3316
3416
3517
3618
3718
3818
3918
4019
4120
4221
4321
4421
4521
4622
4722
4823
4923
5024
5125
5225
5325
5426
5526
5627
5727
5828
5929
6030
6130
6230
6331
6432
6532
6632
6732
6833
6935
7035

[1,1,1,2,2,3,3,3,4,5,5,5,6,6,7,7,8,9,9,9,10,10,11,
 11,11,12,13,13,13,14,15,16,16,16,17,18,18,18,18,
 19,20,21,21,21,21,22,22,23,23,24,25,25,25,26,26,
 27,27,28,29,30,30,30,31,32,32,32,32,33,35,35]