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A363038 as a simple table

na(n)
00
11
22
33
44
55
66
77
88
99
1011
1110
1211
1312
1413
1514
1615
1716
1817
1918
2022
2121
2220
2321
2422
2523
2624
2725
2826
2927
3033
3132
3231
3330
3431
3532
3633
3734
3835
3936
4044
4143
4242
4341
4440
4541
4642
4743
4844
4945
5055
5154
5253
5352
5451
5550
5651
5752
5853
5954
6066
6165
6264
6363
6462
6561
6660
6761

[0,1,2,3,4,5,6,7,8,9,11,10,11,12,13,14,15,16,17,
 18,22,21,20,21,22,23,24,25,26,27,33,32,31,30,31,
 32,33,34,35,36,44,43,42,41,40,41,42,43,44,45,55,
 54,53,52,51,50,51,52,53,54,66,65,64,63,62,61,60,
 61]