login

A144296 as a simple table

na(n)
13
25
37
413
517
619
731
841
943
1047
1153
1271
1379
1489
15103
16127
17131
18137

[3,5,7,13,17,19,31,41,43,47,53,71,79,89,103,127,
 131,137]