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A226175 as a simple table

na(n)
11
23
35
49
511
619
721
831
937
1051
1153
1279
1381
14105
15121
16153
17155
18207
19209
20267
21293
22349
23351
24453
25465
26549
27587
28699
29701
30875
31877
321031
331089
341247
351279
361547
371549
381761
391847
402137
412139
422529
432531
442887
453041
463395
473397
483973
493995
504501

[1,3,5,9,11,19,21,31,37,51,53,79,81,105,121,153,
 155,207,209,267,293,349,351,453,465,549,587,699,
 701,875,877,1031,1089,1247,1279,1547,1549,1761,
 1847,2137,2139,2529,2531,2887,3041,3395,3397,3973,
 3995,4501]