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A247762 as a simple table

na(n)
10
21
32
43
54
65
76
87
98
109
1110
1211
1313
1414
1515
1616
1717
1818
1920
2021
2122
2223
2324
2425
2526
2627
2728
2833
2943
3044
3153
3254
3355
3456
3557
3663
3764
3866
3973
4074
4176
4277
4383
4484
4585
4686
4787
4888
4990
5091
5192
5293
5394
5495
5596
5697
5798
5899
59100
60103
61104
62105
63106
64107
65108

[0,1,2,3,4,5,6,7,8,9,10,11,13,14,15,16,17,18,20,
 21,22,23,24,25,26,27,28,33,43,44,53,54,55,56,57,
 63,64,66,73,74,76,77,83,84,85,86,87,88,90,91,92,
 93,94,95,96,97,98,99,100,103,104,105,106,107,108]