login

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 61st year, we have over 378,000 sequences, and we’ve reached 11,000 citations (which often say “discovered thanks to the OEIS”).

A001259 as a simple table

na(n)
13
25
37
417
519
637
797
8113
9257
10401
11487
12631
13971
141297
151801
1619457
1722051
1828817
1965537
20157303
21160001

[3,5,7,17,19,37,97,113,257,401,487,631,971,1297,
 1801,19457,22051,28817,65537,157303,160001]