login

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

A227888 as a simple table

na(n)
13
21
319
43
519
6273
793
8113
987
1035
1131
12143
1331
1415
15315
16779
17207
18347
1991
20327
21291
22351
23195
2439
251911
26971
271083
28435
291345
30593
31183
321295
33291
342553
35735
361113
3731
38131
3961
40209
41379
42567
432331
441907
454429
4623
47453
481517
492281
502187
511441
524847
531975

[3,1,19,3,19,273,93,113,87,35,31,143,31,15,315,
 779,207,347,91,327,291,351,195,39,1911,971,1083,
 435,1345,593,183,1295,291,2553,735,1113,31,131,61,
 209,379,567,2331,1907,4429,23,453,1517,2281,2187,
 1441,4847,1975]