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A151999 as a simple table

na(n)
11
22
34
46
58
610
712
816
918
1020
1124
1230
1332
1434
1536
1640
1742
1848
1950
2054
2160
2264
2368
2472
2578
2680
2784
2890
2996
30100
31102
32108
33110
34114
35120
36126
37128
38136
39144
40150
41156
42160
43162
44168
45170
46180
47192
48200
49204
50210
51216
52220
53222
54228
55234
56240
57250
58252
59256
60270

[1,2,4,6,8,10,12,16,18,20,24,30,32,34,36,40,42,48,
 50,54,60,64,68,72,78,80,84,90,96,100,102,108,110,
 114,120,126,128,136,144,150,156,160,162,168,170,
 180,192,200,204,210,216,220,222,228,234,240,250,
 252,256,270]