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A163251 as a simple table

na(n)
15
213
329
441
561
6113
7139
8149
9181
10199
11271
12313
13421
14509
15613
16677
17761
18811
191013
201201
211279
221301
231459
241741
251861
261877
272113
282381
292521
302539
312791
323121
333331
343613
353677
363919
374231
384513
395101
407159
417321
428011
438429
448581
459661
469749
479859

[5,13,29,41,61,113,139,149,181,199,271,313,421,
 509,613,677,761,811,1013,1201,1279,1301,1459,1741,
 1861,1877,2113,2381,2521,2539,2791,3121,3331,3613,
 3677,3919,4231,4513,5101,7159,7321,8011,8429,8581,
 9661,9749,9859]