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A053438 as a simple table

na(n)
01
12
23
36
47
510
611
714
815
918
1019
1122
1223
1326
1427
1530
1631
1734
1835
1938
2039
2142
2243
2346
2447
2550
2651
2754
2855
2958
3059
3162
3263
3366
3467
3570
3671
3774
3875
3978
4079
4182
4283
4386
4487
4590
4691
4794
4895
4998
5099
51102
52103
53106
54107
55110
56111
57114
58115
59118
60119
61122

[1,2,3,6,7,10,11,14,15,18,19,22,23,26,27,30,31,34,
 35,38,39,42,43,46,47,50,51,54,55,58,59,62,63,66,
 67,70,71,74,75,78,79,82,83,86,87,90,91,94,95,98,
 99,102,103,106,107,110,111,114,115,118,119,122]