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A246716 as a simple table

na(n)
11
22
33
44
55
67
78
89
911
1012
1113
1216
1317
1418
1519
1620
1723
1824
1925
2027
2128
2229
2330
2431
2532
2636
2737
2840
2941
3042
3143
3244
3345
3447
3548
3649
3750
3852
3953
4054
4156
4259
4360
4461
4563
4664
4766
4867
4968
5070
5171
5272
5373
5475
5576
5678
5779
5880
5981
6083
6184
6288
6389
6490
6592
6696
6797
6898
6999
70100

[1,2,3,4,5,7,8,9,11,12,13,16,17,18,19,20,23,24,25,
 27,28,29,30,31,32,36,37,40,41,42,43,44,45,47,48,
 49,50,52,53,54,56,59,60,61,63,64,66,67,68,70,71,
 72,73,75,76,78,79,80,81,83,84,88,89,90,92,96,97,
 98,99,100]