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A268818 as a simple table

na(n)
00
11
26
34
43
510
62
77
815
95
1014
1111
128
1313
1418
1516
1623
1729
1822
1919
2032
2121
229
2324
2412
2525
2630
2728
2827
2934
3026
3131
3239
3345
3438
3535
3648
3737
3857
3940
4060
4141
4246
4344
4443
4517
4642
4747
4820
4949
5054
5152
5251
5358
5450
5555
5663
5753
5862
5959
6056
6161
6266
6364
6471
6577
6670
6767
6880
6969
7089
7172
7292
7373
7478
7576
7675
77113
7874
7979
80116
8181

[0,1,6,4,3,10,2,7,15,5,14,11,8,13,18,16,23,29,22,
 19,32,21,9,24,12,25,30,28,27,34,26,31,39,45,38,35,
 48,37,57,40,60,41,46,44,43,17,42,47,20,49,54,52,
 51,58,50,55,63,53,62,59,56,61,66,64,71,77,70,67,
 80,69,89,72,92,73,78,76,75,113,74,79,116,81]