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A265263 as a simple table

na(n)
00
11
22
32
44
54
64
75
88
98
108
119
128
139
1410
1510
1616
1716
1816
1917
2016
2117
2218
2318
2416
2517
2618
2718
2820
2920
3020
3121
3232
3332
3432
3533
3632
3733
3834
3934
4032
4133
4234
4334
4436
4536
4636
4737
4832
4933
5034
5134
5236
5336
5436
5537
5640
5740
5840
5941
6040
6141
6242
6342
6464
6564
6664
6765
6864
6965
7066
7166
7264
7365
7466
7566
7668
7768
7868
7969
8064
8165
8266
8366
8468
8568
8668
8769
8872
8972
9072

[0,1,2,2,4,4,4,5,8,8,8,9,8,9,10,10,16,16,16,17,16,
 17,18,18,16,17,18,18,20,20,20,21,32,32,32,33,32,
 33,34,34,32,33,34,34,36,36,36,37,32,33,34,34,36,
 36,36,37,40,40,40,41,40,41,42,42,64,64,64,65,64,
 65,66,66,64,65,66,66,68,68,68,69,64,65,66,66,68,
 68,68,69,72,72,72]