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A179418 as a simple table

na(n)
01
12
22
33
45
57
64
76
811
96
1010
1111
1212
1312
1417
1516
1620
1721
1815
1919
2024
2124
2221
2322
2424
2529
2625
2725
2830
2929
3037
3129
3234
3330
3431
3536
3637
3734
3832
3936
4046
4143
4246
4350
4446
4548
4639
4740
4852
4949
5055
5151
5254
5347
5455
5550
5653
5765
5857
5959
6074
6173
6278
6365
6466
6570
6658
6764
6869
6969
7069
7178

[1,2,2,3,5,7,4,6,11,6,10,11,12,12,17,16,20,21,15,
 19,24,24,21,22,24,29,25,25,30,29,37,29,34,30,31,
 36,37,34,32,36,46,43,46,50,46,48,39,40,52,49,55,
 51,54,47,55,50,53,65,57,59,74,73,78,65,66,70,58,
 64,69,69,69,78]