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A072774 as a simple table

na(n)
11
22
33
44
55
66
77
88
99
1010
1111
1213
1314
1415
1516
1617
1719
1821
1922
2023
2125
2226
2327
2429
2530
2631
2732
2833
2934
3035
3136
3237
3338
3439
3541
3642
3743
3846
3947
4049
4151
4253
4355
4457
4558
4659
4761
4862
4964
5065
5166
5267
5369
5470
5571
5673
5774
5877
5978
6079
6181
6282
6383
6485
6586
6687
6789
6891
6993
7094
7195
7297

[1,2,3,4,5,6,7,8,9,10,11,13,14,15,16,17,19,21,22,
 23,25,26,27,29,30,31,32,33,34,35,36,37,38,39,41,
 42,43,46,47,49,51,53,55,57,58,59,61,62,64,65,66,
 67,69,70,71,73,74,77,78,79,81,82,83,85,86,87,89,
 91,93,94,95,97]