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A377169 as a simple table

na(n)
11
22
34
45
58
69
710
811
913
1016
1117
1218
1319
1420
1521
1622
1723
1825
1926
2029
2132
2233
2334
2435
2536
2637
2738
2839
2940
3041
3142
3243
3344
3445
3546
3647
3749
3850
3952
4053
4157
4258
4361
4464
4565
4666
4767
4868
4969
5070
5171
5272
5373
5474
5575
5676
5777
5878
5979
6080
6181
6282
6383
6484
6585
6686
6787

[1,2,4,5,8,9,10,11,13,16,17,18,19,20,21,22,23,25,
 26,29,32,33,34,35,36,37,38,39,40,41,42,43,44,45,
 46,47,49,50,52,53,57,58,61,64,65,66,67,68,69,70,
 71,72,73,74,75,76,77,78,79,80,81,82,83,84,85,86,
 87]