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A063120 as a simple table

na(n)
15
218
332
446
560
674
788
8102
9116
10130
11144
12158
13172
14186
15200
16214
17228
18242
19256
20270
21284
22298
23312
24326
25340
26354
27368
28382
29396
30410
31424
32438
33452
34466
35480
36494
37508
38522
39536
40550
41564
42578
43592
44606
45620
46634
47648
48662
49676
50690

[5,18,32,46,60,74,88,102,116,130,144,158,172,186,
 200,214,228,242,256,270,284,298,312,326,340,354,
 368,382,396,410,424,438,452,466,480,494,508,522,
 536,550,564,578,592,606,620,634,648,662,676,690]