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A373584 as a simple table

na(n)
11
27
313
419
531
649
767
885
9109
10139
11169
12199
13235
14277
15319
16361
17409
18463
19517
20571
21631
22697
23763
24829
25901
26979
271057
281135
291219
301309
311399
321489
331585
341687
351789
361891
371999
382113
392227
402341
412461
422587
432713
442839
452971
463109
473247
483385
493529

[1,7,13,19,31,49,67,85,109,139,169,199,235,277,
 319,361,409,463,517,571,631,697,763,829,901,979,
 1057,1135,1219,1309,1399,1489,1585,1687,1789,1891,
 1999,2113,2227,2341,2461,2587,2713,2839,2971,3109,
 3247,3385,3529]