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A139878 as a simple table

na(n)
123
271
3191
4239
5263
6359
7431
8599
9743
10863
11911
121031
131103
141367
151439
161583
171607
181871
192039
202087
212111
222207
232423
242447
252543
262591
272711
282879
292927
303119
313623
323719
333767
344127
354271
364391
374463
384799
394943
404967
415231
425279

[23,71,191,239,263,359,431,599,743,863,911,1031,
 1103,1367,1439,1583,1607,1871,2039,2087,2111,2207,
 2423,2447,2543,2591,2711,2879,2927,3119,3623,3719,
 3767,4127,4271,4391,4463,4799,4943,4967,5231,5279]