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A287390 as a simple table

na(n)
1121
2143
3187
4209
5221
6247
7299
8377
9403
10481
11533
12559
13611
14689
15767
16793
17871
18923
19949
201027
211079
221157
231261
241313
251339
261391
271417
281469
291651
301703
311781
321807
331937
341963
352041
362119
372171
382197
392249
402329
412363
422533
432567
442669
452771
462839

[121,143,187,209,221,247,299,377,403,481,533,559,
 611,689,767,793,871,923,949,1027,1079,1157,1261,
 1313,1339,1391,1417,1469,1651,1703,1781,1807,1937,
 1963,2041,2119,2171,2197,2249,2329,2363,2533,2567,
 2669,2771,2839]