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A213257 as a simple table

na(n)
11
22
33
45
56
67
78
89
910
1011
1113
1214
1315
1416
1517
1618
1719
1821
1922
2023
2124
2225
2326
2427
2529
2630
2731
2833
2934
3035
3137
3238
3339
3440
3541
3642
3743
3845
3946
4047
4148
4249
4350
4451
4553
4654
4755
4856
4957
5058
5159
5261
5362
5463
5564
5665
5766
5867
5969
6070
6171
6272
6373
6474
6575
6677
6778
6879
6980
7081
7182
7283
7385
7486
7587
7688
7789
7890
7991
8093
8194
8295
8397
8498
8599
86101
87102
88103
89104
90105

[1,2,3,5,6,7,8,9,10,11,13,14,15,16,17,18,19,21,22,
 23,24,25,26,27,29,30,31,33,34,35,37,38,39,40,41,
 42,43,45,46,47,48,49,50,51,53,54,55,56,57,58,59,
 61,62,63,64,65,66,67,69,70,71,72,73,74,75,77,78,
 79,80,81,82,83,85,86,87,88,89,90,91,93,94,95,97,
 98,99,101,102,103,104,105]