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A048700 as a simple table

na(n)
11
25
37
417
521
627
731
865
973
1085
1193
1299
13107
14119
15127
16257
17273
18297
19313
20325
21341
22365
23381
24387
25403
26427
27443
28455
29471
30495
31511
321025
331057
341105
351137
361161
371193
381241
391273
401285
411317
421365
431397
441421
451453
461501
471533
481539
491571
501619
511651

[1,5,7,17,21,27,31,65,73,85,93,99,107,119,127,257,
 273,297,313,325,341,365,381,387,403,427,443,455,
 471,495,511,1025,1057,1105,1137,1161,1193,1241,
 1273,1285,1317,1365,1397,1421,1453,1501,1533,1539,
 1571,1619,1651]