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A123108 as a simple table

na(n)
01
10
21
31
42
52
63
73
84
94
105
115
126
136
147
157
168
178
189
199
2010
2110
2211
2311
2412
2512
2613
2713
2814
2914
3015
3115
3216
3316
3417
3517
3618
3718
3819
3919
4020
4120
4221
4321
4422
4522
4623
4723
4824
4924
5025
5125
5226
5326
5427
5527
5628
5728
5829
5929
6030
6130
6231
6331
6432
6532
6633
6733
6834
6934
7035
7135
7236
7336
7437
7537

[1,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,
 11,12,12,13,13,14,14,15,15,16,16,17,17,18,18,19,
 19,20,20,21,21,22,22,23,23,24,24,25,25,26,26,27,
 27,28,28,29,29,30,30,31,31,32,32,33,33,34,34,35,
 35,36,36,37,37]