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A138091 as a simple table

na(n)
125
243
355
4109
5131
6379
7389
8587
9617
10649
11683
12697
13719
14971
151013
161279
171291
181727
191735
201823
211853
222005
232059
242087
252167
262395
272399
282561
292647
302783
312957
322983
333011
343127
353233
363245
373323
383335
393433
403631
413763
423827
433931
443995
454211
464345
474367

[25,43,55,109,131,379,389,587,617,649,683,697,719,
 971,1013,1279,1291,1727,1735,1823,1853,2005,2059,
 2087,2167,2395,2399,2561,2647,2783,2957,2983,3011,
 3127,3233,3245,3323,3335,3433,3631,3763,3827,3931,
 3995,4211,4345,4367]