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A303905 as a simple table

na(n)
01
12
22
33
44
54
65
76
86
97
109
1110
1210
1311
1412
1513
1615
1716
1817
1919
2020
2122
2224
2324
2426
2529
2630
2731
2834
2936
3037
3141
3244
3344
3447
3550
3652
3756
3859
3962
4065
4167
4270
4373
4475
4579
4685
4789
4891
4996
50100
51102
52108
53113
54116
55123
56129
57132
58137
59142
60147
61153
62158
63162
64169
65176
66182
67190
68196
69201

[1,2,2,3,4,4,5,6,6,7,9,10,10,11,12,13,15,16,17,19,
 20,22,24,24,26,29,30,31,34,36,37,41,44,44,47,50,
 52,56,59,62,65,67,70,73,75,79,85,89,91,96,100,102,
 108,113,116,123,129,132,137,142,147,153,158,162,
 169,176,182,190,196,201]