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A187392 as a simple table

na(n)
11
22
33
44
55
67
78
89
910
1011
1113
1214
1315
1416
1517
1618
1720
1821
1922
2023
2124
2226
2327
2428
2529
2630
2731
2833
2934
3035
3136
3237
3339
3440
3541
3642
3743
3844
3946
4047
4148
4249
4350
4452
4553
4654
4755
4856
4957
5059
5160
5261
5362
5463
5565
5666
5767
5868
5969
6070
6172
6273
6374
6475
6576
6678
6779
6880
6981
7082
7183
7285
7386
7487
7588
7689
7791
7892
7993
8094
8195
8296
8398
8499
85100
86101
87102
88104
89105
90106
91107
92108
93109
94111
95112
96113
97114
98115
99117
100118

[1,2,3,4,5,7,8,9,10,11,13,14,15,16,17,18,20,21,22,
 23,24,26,27,28,29,30,31,33,34,35,36,37,39,40,41,
 42,43,44,46,47,48,49,50,52,53,54,55,56,57,59,60,
 61,62,63,65,66,67,68,69,70,72,73,74,75,76,78,79,
 80,81,82,83,85,86,87,88,89,91,92,93,94,95,96,98,
 99,100,101,102,104,105,106,107,108,109,111,112,
 113,114,115,117,118]