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A040979 as a simple table

na(n)
111
231
341
461
571
6131
7151
8191
9211
10241
11251
12271
13281
14311
15331
16401
17421
18431
19461
20521
21541
22571
23631
24641
25661
26691
27751
28761
29821
30881
31911
32941
33971
341021
351051
361091
371151
381171
391181
401201
411291
421301
431381
441451
451471

[11,31,41,61,71,131,151,191,211,241,251,271,281,
 311,331,401,421,431,461,521,541,571,631,641,661,
 691,751,761,821,881,911,941,971,1021,1051,1091,
 1151,1171,1181,1201,1291,1301,1381,1451,1471]