login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

A257313 as a simple table

na(n)
110
211
355
415
521
627
739
813
991
1049
11105
1225
1345
1451
1569
1675
1781
1887
19111
2037
21259
22147
23117
24135
25115
26145
27165
28121
29187
30231
31159
32171
3319
34247
35285
36175
37189
38201
3967
40469
41301
42315
43205
44235
45265
46325
47345
48207
49219
50237
5179
521027
53429
54249
55279
5631

[10,11,55,15,21,27,39,13,91,49,105,25,45,51,69,75,
 81,87,111,37,259,147,117,135,115,145,165,121,187,
 231,159,171,19,247,285,175,189,201,67,469,301,315,
 205,235,265,325,345,207,219,237,79,1027,429,249,
 279,31]