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A204002 as a simple table

na(n)
13
24
34
45
56
65
76
87
97
106
117
128
139
148
157
168
179
1810
1910
209
218
229
2310
2411
2512
2611
2710
289
2910
3011
3112
3213
3313
3412
3511
3610
3711
3812
3913
4014
4115
4214
4313
4412
4511
4612
4713
4814
4915
5016
5116
5215
5314
5413
5512
5613
5714
5815
5916
6017
6118
6217
6316
6415
6514
6613
6714
6815
6916
7017
7118
7219
7319

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