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A097883 as a simple table

na(n)
01
12
23
35
47
54
66
78
89
911
1013
1117
1219
1310
1412
1514
1615
1716
1821
1923
2025
2127
2229
2331
2437
2520
2618
2722
2826
2928
3024
3130
3233
3341
3435
3539
3643
3745
3847
3949
4053
4132
4234
4338
4440
4536
4644
4746
4848
4950
5051
5155
5259
5361
5457
5565
5667
5763
5871
5973
6077
6152
6242
6354
6456
6558
6662
6764
6868
6974
7060
7169

[1,2,3,5,7,4,6,8,9,11,13,17,19,10,12,14,15,16,21,
 23,25,27,29,31,37,20,18,22,26,28,24,30,33,41,35,
 39,43,45,47,49,53,32,34,38,40,36,44,46,48,50,51,
 55,59,61,57,65,67,63,71,73,77,52,42,54,56,58,62,
 64,68,74,60,69]