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”).

A059309 as a simple table

na(n)
13
25
311
413
517
619
729
831
937
1041
1143
1253
1359
1461
1567
1671
1783
1897
19101
20107
21109
22131
23137
24139
25149
26157
27163
28173
29179
30181
31191
32193
33197
34211
35227
36229
37241
38251
39269
40271
41277
42281
43283
44293
45307
46311
47313
48317
49331
50347
51349
52373
53379
54389
55397
56401

[3,5,11,13,17,19,29,31,37,41,43,53,59,61,67,71,83,
 97,101,107,109,131,137,139,149,157,163,173,179,
 181,191,193,197,211,227,229,241,251,269,271,277,
 281,283,293,307,311,313,317,331,347,349,373,379,
 389,397,401]