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A087067 as a simple table

na(n)
00
11
22
33
45
56
68
79
810
912
1014
1115
1217
1318
1419
1521
1622
1723
1826
1927
2028
2130
2231
2332
2434
2535
2636
2739
2841
2942
3044

[0,1,2,3,5,6,8,9,10,12,14,15,17,18,19,21,22,23,26,
 27,28,30,31,32,34,35,36,39,41,42,44]