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A181055 as a simple table

na(n)
14
26
38
410
512
624
726
828
930
1032
1134
1246
1352
1470
1578
1682
17102
18126
19128
20132
21134
22136
23138
24168
25186
26190
27192
28222
29234
30274
31280
32312
33316
34322
35336
36378
37418
38424
39426
40440
41472
42484
43492
44504
45532
46540
47558
48570
49574
50584
51592
52602
53604
54606
55650
56652

[4,6,8,10,12,24,26,28,30,32,34,46,52,70,78,82,102,
 126,128,132,134,136,138,168,186,190,192,222,234,
 274,280,312,316,322,336,378,418,424,426,440,472,
 484,492,504,532,540,558,570,574,584,592,602,604,
 606,650,652]