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A111254 as a simple table

na(n)
18
211
317
421
529
633
741
849
955
1067
1173
1281
1389
1497
15107
16115
17127
18133
19141
20151
21157
22169
23181
24191
25201
26209
27213
28221
29237
30245
31265
32271
33287
34291
35307
36315
37325
38337
39347
40355
41371
42375
43389
44393
45409
46423
47439
48453
49461
50469
51475
52491
53499
54515
55527

[8,11,17,21,29,33,41,49,55,67,73,81,89,97,107,115,
 127,133,141,151,157,169,181,191,201,209,213,221,
 237,245,265,271,287,291,307,315,325,337,347,355,
 371,375,389,393,409,423,439,453,461,469,475,491,
 499,515,527]

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Last modified September 20 10:25 EDT 2024. Contains 376068 sequences. (Running on oeis4.)