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A235625 as a simple table

na(n)
12
23
311
431
571
6131
7191
8211
9241
10251
11271
12331
13421
14431
15461
16491
17541
18601
19631
20811
21821
22911
23971
241031
251051
261061
271171
281181
291201
301231
311291
321321
331361
341451
351511
361531
371571
381601
391721
401801
411811
421831
431861
441931
452081
462111
472131
482141
492311
502341
512381
522411
532521
542531
552711
562741
572801

[2,3,11,31,71,131,191,211,241,251,271,331,421,431,
 461,491,541,601,631,811,821,911,971,1031,1051,
 1061,1171,1181,1201,1231,1291,1321,1361,1451,1511,
 1531,1571,1601,1721,1801,1811,1831,1861,1931,2081,
 2111,2131,2141,2311,2341,2381,2411,2521,2531,2711,
 2741,2801]