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A087396 as a simple table

na(n)
122
244
366
488
51010
6222
71001
81144
9333
101100
1122
12444
131001
142002
15555
162112
171122
18666
191881
201100
21777
2244
231771
24888
251100
261144
27999
282772
292233
303300
314433
322112
3366
341122
351155
361188
37111
383344
393003
402200
412255
422772
433311
4488
454455
464554
471551

[22,44,66,88,1010,222,1001,1144,333,1100,22,444,
 1001,2002,555,2112,1122,666,1881,1100,777,44,1771,
 888,1100,1144,999,2772,2233,3300,4433,2112,66,
 1122,1155,1188,111,3344,3003,2200,2255,2772,3311,
 88,4455,4554,1551]