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A080415 as a simple table

na(n)
11
23
35
48
511
615
721
827
934
1041
1149
1258
1369
1480
1592
16105
17119
18133
19148
20164
21181
22200
23219
24239
25260
26282
27305
28329
29355
30381
31408
32436
33465
34495
35526
36557
37589
38622
39656
40691
41727
42764
43802
44841
45881
46922
47964
481007
491051
501096
511142
521189
531237
541287

[1,3,5,8,11,15,21,27,34,41,49,58,69,80,92,105,119,
 133,148,164,181,200,219,239,260,282,305,329,355,
 381,408,436,465,495,526,557,589,622,656,691,727,
 764,802,841,881,922,964,1007,1051,1096,1142,1189,
 1237,1287]