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A276216 as a simple table

na(n)
11
22
34
45
56
68
79
810
911
1012
1114
1215
1316
1417
1518
1620
1721
1822
1923
2024
2125
2227
2328
2429
2530
2631
2732
2833
2935
3036
3137
3238
3339
3440
3541
3643
3744
3845
3946
4047
4148
4249
4350
4452
4553
4654
4755
4856
4957
5058
5159
5260
5362
5463
5564
5665
5766
5867
5968
6069
6170
6271
6373
6474
6575
6676

[1,2,4,5,6,8,9,10,11,12,14,15,16,17,18,20,21,22,
 23,24,25,27,28,29,30,31,32,33,35,36,37,38,39,40,
 41,43,44,45,46,47,48,49,50,52,53,54,55,56,57,58,
 59,60,62,63,64,65,66,67,68,69,70,71,73,74,75,76]