login

A004139 as a simple table

na(n)
13
27
311
413
517
619
723
829
931
1037
1141
1243
1347
1453
1559
1661
1767
1871
1973
2079
2183
2289
2397
24101
25103
26107
27109
28113
29127
30131
31137
32139
33149
34151
35157
36163
37167
38173
39179
40181
41191
42193
43197
44199
45211
46223
47227
48229
49233
50239
51241

[3,7,11,13,17,19,23,29,31,37,41,43,47,53,59,61,67,
 71,73,79,83,89,97,101,103,107,109,113,127,131,137,
 139,149,151,157,163,167,173,179,181,191,193,197,
 199,211,223,227,229,233,239,241]