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A014313 as a simple table

na(n)
131
247
355
459
561
662
779
887
991
1093
1194
12103
13107
14109
15110
16115
17117
18118
19121
20122
21124
22143
23151
24155
25157
26158
27167
28171
29173
30174
31179
32181
33182
34185
35186
36188
37199
38203
39205
40206
41211
42213
43214
44217
45218
46220
47227
48229
49230
50233
51234
52236
53241
54242

[31,47,55,59,61,62,79,87,91,93,94,103,107,109,110,
 115,117,118,121,122,124,143,151,155,157,158,167,
 171,173,174,179,181,182,185,186,188,199,203,205,
 206,211,213,214,217,218,220,227,229,230,233,234,
 236,241,242]