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A324871 as a simple table

na(n)
125
249
381
4121
5169
6187
7225
8247
9289
10343
11361
12385
13391
14451
15525
16529
17551
18559
19625
20713
21729
22737
23799
24841
25923
26961
271001
281007
291073
301089
311105
321183
331225
341241
351271
361331
371357
381369
391397
401501
411521
421561
431591
441681
451703
461769
471849
481909
491927
502077
512125
522145
532197
542209
552261
562275
572279
582329
592401

[25,49,81,121,169,187,225,247,289,343,361,385,391,
 451,525,529,551,559,625,713,729,737,799,841,923,
 961,1001,1007,1073,1089,1105,1183,1225,1241,1271,
 1331,1357,1369,1397,1501,1521,1561,1591,1681,1703,
 1769,1849,1909,1927,2077,2125,2145,2197,2209,2261,
 2275,2279,2329,2401]