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A068209 as a simple table

na(n)
159
283
3179
4227
5419
6443
7701
8857
9887
10911
11929
12971
13977
141091
151109
161193
171217
181223
191259
201283
211289
221439
231487
241493
251613
261637
271811
281847
291901
301997
312003
322087
332243
342423
352477
362579
372591
382729
392777
402969
413089
423137
433191
443203
453251

[59,83,179,227,419,443,701,857,887,911,929,971,
 977,1091,1109,1193,1217,1223,1259,1283,1289,1439,
 1487,1493,1613,1637,1811,1847,1901,1997,2003,2087,
 2243,2423,2477,2579,2591,2729,2777,2969,3089,3137,
 3191,3203,3251]