login

A262275 as a simple table

na(n)
13
211
317
441
567
683
7109
8127
9157
10191
11211
12241
13277
14283
15353
16367
17401
18461
19509
20547
21563
22587
23617
24739
25773
26797
27859
28877
29967
30991
311031
321063
331087
341171
351201
361217
371409
381433
391447
401471
411499
421597
431621
441669
451723
461741
471823
481913
492027
502063
512081
522099
532221
542269
552341
562351

[3,11,17,41,67,83,109,127,157,191,211,241,277,283,
 353,367,401,461,509,547,563,587,617,739,773,797,
 859,877,967,991,1031,1063,1087,1171,1201,1217,
 1409,1433,1447,1471,1499,1597,1621,1669,1723,1741,
 1823,1913,2027,2063,2081,2099,2221,2269,2341,2351]