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A255589 as a simple table

na(n)
00
11
22
33
41
55
69
713
82
96
1010
1114
123
137
1411
1515
164
1720
1836
1952
205
2121
2237
2353
246
2522
2638
2754
287
2923
3039
3155
328
3324
3440
3556
369
3725
3841
3957
4010
4126
4242
4358
4411
4527
4643
4759
4812
4928
5044
5160
5213
5329
5445
5561
5614
5730
5846
5962
6015
6131
6247
6363
6416
6580
66144
67208
6817
6981

[0,1,2,3,1,5,9,13,2,6,10,14,3,7,11,15,4,20,36,52,
 5,21,37,53,6,22,38,54,7,23,39,55,8,24,40,56,9,25,
 41,57,10,26,42,58,11,27,43,59,12,28,44,60,13,29,
 45,61,14,30,46,62,15,31,47,63,16,80,144,208,17,81]