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A286636 as a simple table

na(n)
12
26
310
414
518
626
730
838
942
1046
1150
1254
1362
1466
1574
1682
1786
1890
1998
20102
21110
22114
23118
24122
25126
26138
27146
28150
29154
30158
31170
32174
33182
34186
35194
36198
37206
38222
39226
40230
41234
42242
43246
44258
45262
46266
47270
48278
49282
50290
51294
52306
53314
54318
55326
56334
57338
58350
59354
60362
61366
62370
63374
64378
65390
66398

[2,6,10,14,18,26,30,38,42,46,50,54,62,66,74,82,86,
 90,98,102,110,114,118,122,126,138,146,150,154,158,
 170,174,182,186,194,198,206,222,226,230,234,242,
 246,258,262,266,270,278,282,290,294,306,314,318,
 326,334,338,350,354,362,366,370,374,378,390,398]