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A020882 as a simple table

na(n)
15
213
317
425
529
637
741
853
961
1065
1165
1273
1385
1485
1589
1697
17101
18109
19113
20125
21137
22145
23145
24149
25157
26169
27173
28181
29185
30185
31193
32197
33205
34205
35221
36221
37229
38233
39241
40257
41265
42265
43269
44277
45281
46289
47293
48305
49305
50313
51317
52325
53325
54337
55349
56353
57365
58365

[5,13,17,25,29,37,41,53,61,65,65,73,85,85,89,97,
 101,109,113,125,137,145,145,149,157,169,173,181,
 185,185,193,197,205,205,221,221,229,233,241,257,
 265,265,269,277,281,289,293,305,305,313,317,325,
 325,337,349,353,365,365]