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A001284 as a simple table

na(n)
16
212
315
420
524
628
730
835
940
1042
1145
1248
1354
1456
1560
1663
1766
1870
1972
2077
2180
2284
2388
2490
2591
2696
2799
28104
29108
30110
31112
32117
33120
34126
35130
36132
37135
38140
39143
40144
41150
42153
43154
44156
45160
46165
47168
48170
49176
50180
51182
52187
53190
54192
55195
56198
57204
58208
59209
60210
61216
62220
63221
64224
65228
66231

[6,12,15,20,24,28,30,35,40,42,45,48,54,56,60,63,
 66,70,72,77,80,84,88,90,91,96,99,104,108,110,112,
 117,120,126,130,132,135,140,143,144,150,153,154,
 156,160,165,168,170,176,180,182,187,190,192,195,
 198,204,208,209,210,216,220,221,224,228,231]