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A049755 as a simple table

na(n)
05
111
217
323
435
547
657
775
893
9111
10129
11155
12175
13207
14237
15267
16297
17331
18367
19403
20445
21487
22537
23583
24625
25679
26729
27781
28835
29887
30951
311009
321075
331139
341213
351283
361349
371423
381493
391571
401651
411731
421811
431897
441989
452069
462159
472251
482337
492435

[5,11,17,23,35,47,57,75,93,111,129,155,175,207,
 237,267,297,331,367,403,445,487,537,583,625,679,
 729,781,835,887,951,1009,1075,1139,1213,1283,1349,
 1423,1493,1571,1651,1731,1811,1897,1989,2069,2159,
 2251,2337,2435]