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A220508 as a simple table

na(n)
00
11
23
34
42
58
69
75
87
915
1016
1110
126
1314
1424
1525
1617
1711
1813
1923
2035
2136
2226
2318
2412
2522
2634
2748
2849
2937
3027
3119
3221
3333
3447
3563
3664
3750
3838
3928
4020
4132
4246
4362
4480
4581
4665
4751
4839
4929
5031
5145
5261
5379
5499
55100
5682
5766
5852
5940
6030
6144
6260
6378
6498
65120

[0,1,3,4,2,8,9,5,7,15,16,10,6,14,24,25,17,11,13,
 23,35,36,26,18,12,22,34,48,49,37,27,19,21,33,47,
 63,64,50,38,28,20,32,46,62,80,81,65,51,39,29,31,
 45,61,79,99,100,82,66,52,40,30,44,60,78,98,120]