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A257843 as a simple table

na(n)
189
2113
3161
4233
5281
6329
7353
8401
9409
10449
11473
12521
13593
14641
15689
16713
17761
18769
19809
20929
21953
221049
231073
241121
251129
261169
271193
281241
291249
301313
311321
321361
331369
341409
351433
361481
371513
381529
391553
401561
411601
421609
431649
441673
451721
461769

[89,113,161,233,281,329,353,401,409,449,473,521,
 593,641,689,713,761,769,809,929,953,1049,1073,
 1121,1129,1169,1193,1241,1249,1313,1321,1361,1369,
 1409,1433,1481,1513,1529,1553,1561,1601,1609,1649,
 1673,1721,1769]