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A213624 as a simple table

na(n)
01
12
21
32
43
52
64
74
82
92
105
114
122
136
143
156
167
172
185
194
205
216
226
232
245
2510
263
276
2810
294
306
318
323
338
347
356
367
376
384
396
4011
416
429
4310
443
456
4614
474
488
4910
508
5110
525
536
544
5516
567
574
5810
594
6013
6114
627
638
648
656
6610
6712
687
6912
7015
718
728
7310
744
756
7617
776
7810
7910

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