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A246400 as a simple table

na(n)
211
311
413
517
623
723
829
931
1037
1141
1253
1347
1459
1567
1661
1771
1871
1973
2079
2189
2289
2397
24107
25109
26107
27127
28131
29127
30139
31139
32151
33157
34151
35157
36179
37167
38173
39181
40211
41197
42197
43223
44211
45211
46233
47227
48233
49263
50239
51271
52263
53269
54313
55277
56277
57281
58281

[11,11,13,17,23,23,29,31,37,41,53,47,59,67,61,71,
 71,73,79,89,89,97,107,109,107,127,131,127,139,139,
 151,157,151,157,179,167,173,181,211,197,197,223,
 211,211,233,227,233,263,239,271,263,269,313,277,
 277,281,281]