login

A031924 as a simple table

na(n)
123
231
347
453
561
673
783
8131
9151
10157
11167
12173
13233
14251
15257
16263
17271
18331
19353
20367
21373
22383
23433
24443
25503
26541
27557
28563
29571
30587
31593
32601
33607
34647
35653
36677
37727
38733
39751
40941
41947
42971
43977
44991
451013
461033
471063
481097
491103
501117
511123
521181

[23,31,47,53,61,73,83,131,151,157,167,173,233,251,
 257,263,271,331,353,367,373,383,433,443,503,541,
 557,563,571,587,593,601,607,647,653,677,727,733,
 751,941,947,971,977,991,1013,1033,1063,1097,1103,
 1117,1123,1181]