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A279607 as a simple table

na(n)
11
22
34
45
56
68
79
810
912
1013
1114
1216
1317
1419
1520
1621
1723
1824
1925
2027
2128
2229
2331
2432
2533
2635
2736
2838
2939
3040
3142
3243
3344
3446
3547
3648
3750
3851
3953
4054
4155
4257
4358
4459
4561
4662
4763
4865
4966
5067
5169
5270
5372
5473
5574
5676
5777
5878
5980
6081
6182
6284
6385
6486
6588
6689

[1,2,4,5,6,8,9,10,12,13,14,16,17,19,20,21,23,24,
 25,27,28,29,31,32,33,35,36,38,39,40,42,43,44,46,
 47,48,50,51,53,54,55,57,58,59,61,62,63,65,66,67,
 69,70,72,73,74,76,77,78,80,81,82,84,85,86,88,89]