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A074974 as a simple table

na(n)
115
226
333
439
550
651
757
862
968
1069
1175
1279
1382
1486
1593
1697
1799
18118
19127
20141
21147
22165
23167
24172
25178
26181
27187
28207
29217
30235
31239
32242
33244
34248
35253
36257
37259
38271
39275
40277
41284
42293
43295
44325
45329
46345
47356
48358
49363
50365
51369
52385
53401
54407
55410

[15,26,33,39,50,51,57,62,68,69,75,79,82,86,93,97,
 99,118,127,141,147,165,167,172,178,181,187,207,
 217,235,239,242,244,248,253,257,259,271,275,277,
 284,293,295,325,329,345,356,358,363,365,369,385,
 401,407,410]