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A066093 as a simple table

na(n)
00
12
23
35
47
58
610
711
813
915
1016
1118
1220
1321
1423
1524
1626
1728
1829
1931
2032
2134
2236
2337
2439

[0,2,3,5,7,8,10,11,13,15,16,18,20,21,23,24,26,28,
 29,31,32,34,36,37,39]