login

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

A241212 as a simple table

na(n)
123
267
389
41021
51223
61627
73041
84051
94253
104657
115869
127283
137687
148293
15106217
16110221
17112223
18128239
19130241
20136247
21158269
22172283
23178289
24188299
25208319
26226337
27230341
28250361
29272383
30286397
31320431
32322433
33326437
34328439
35338449
36340451

[23,67,89,1021,1223,1627,3041,4051,4253,4657,5869,
 7283,7687,8293,106217,110221,112223,128239,130241,
 136247,158269,172283,178289,188299,208319,226337,
 230341,250361,272383,286397,320431,322433,326437,
 328439,338449,340451]