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A042958 as a simple table

na(n)
01
15
26
310
411
512
616
717
820
921
1023
1124
1226
1329
1431
1532
1633
1734
1835
1936
2037
2138
2239
2343
2444
2545
2646
2747
2852
2953
3054
3155
3257
3359
3461
3563
3664
3765
3869
3970
4072
4173
4274
4375
4477
4578

[1,5,6,10,11,12,16,17,20,21,23,24,26,29,31,32,33,
 34,35,36,37,38,39,43,44,45,46,47,52,53,54,55,57,
 59,61,63,64,65,69,70,72,73,74,75,77,78]