login

A267357 as a simple table

na(n)
01
13
27
311
431
535
6103
7235
8383
9899
101415
113979
124511
1313219
1430183
1548747
16116479
17184067
18512775
19587531
201653535
213890979
226284135
2314706667
2423128191
2565108099
2673636231
27216382347
28493870495
29804319139
301882288615
312960372331
328333424383
339428680451

[1,3,7,11,31,35,103,235,383,899,1415,3979,4511,
 13219,30183,48747,116479,184067,512775,587531,
 1653535,3890979,6284135,14706667,23128191,
 65108099,73636231,216382347,493870495,804319139,
 1882288615,2960372331,8333424383,9428680451]