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A047461 as a simple table

na(n)
11
24
39
412
517
620
725
828
933
1036
1141
1244
1349
1452
1557
1660
1765
1868
1973
2076
2181
2284
2389
2492
2597
26100
27105
28108
29113
30116
31121
32124
33129
34132
35137
36140
37145
38148
39153
40156
41161
42164
43169
44172
45177
46180
47185
48188
49193
50196
51201
52204
53209
54212
55217
56220
57225
58228
59233

[1,4,9,12,17,20,25,28,33,36,41,44,49,52,57,60,65,
 68,73,76,81,84,89,92,97,100,105,108,113,116,121,
 124,129,132,137,140,145,148,153,156,161,164,169,
 172,177,180,185,188,193,196,201,204,209,212,217,
 220,225,228,233]