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A109497 as a simple table

na(n)
01
11
22
32
42
52
63
73
84
94
104
114
125
135
146
156
166
176
186
196
207
217
227
237
248
258
268
278
288
298
309
319
3210
3310
3410
3510
3611
3711
3811
3911
4011
4111
4212
4312
4412
4512
4612
4712
4813
4913
5014
5114
5214
5314
5414
5514
5614
5714
5814
5914
6014
6114
6215
6315
6415
6515
6616
6716
6817
6917
7017
7117
7218
7318
7419
7519
7619
7719
7820
7920

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