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A261466 as a simple table

na(n)
11
22
33
44
55
67
78
89
910
1011
1113
1215
1316
1417
1518
1619
1720
1821
1922
2023
2125
2226
2327
2429
2531
2632
2733
2834
2935

[1,2,3,4,5,7,8,9,10,11,13,15,16,17,18,19,20,21,22,
 23,25,26,27,29,31,32,33,34,35]