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A032798 as a simple table

na(n)
11
22
33
44
55
66
78
89
910
1011
1112
1214
1315
1416
1517
1618
1719
1821
1922
2023
2124
2225
2327
2428
2529
2630
2731
2832
2934
3035
3136
3237
3338
3440
3541
3642
3743
3844
3945
4047
4148
4249
4350
4451
4553
4654
4755
4856
4957
5058
5160
5261
5362
5463
5564
5666
5767
5868
5969
6070
6171
6273
6374
6475
6576
6677
6779
6880
6981
7082
7183
7284

[1,2,3,4,5,6,8,9,10,11,12,14,15,16,17,18,19,21,22,
 23,24,25,27,28,29,30,31,32,34,35,36,37,38,40,41,
 42,43,44,45,47,48,49,50,51,53,54,55,56,57,58,60,
 61,62,63,64,66,67,68,69,70,71,73,74,75,76,77,79,
 80,81,82,83,84]