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A194385 as a simple table

na(n)
16
212
318
424
530
636
7228
8234
9240
10246
11252
12258
13264
14456
15462
16468
17474
18480
19486
20492
21684
22690
23696
24702
25708
26714
27720

[6,12,18,24,30,36,228,234,240,246,252,258,264,456,
 462,468,474,480,486,492,684,690,696,702,708,714,
 720]