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”).

A104216 as a simple table

na(n)
15
211
313
419
529
631
743
871
997
10101
11109
12151
13157
14163
15191
16197
17211
18223
19227
20239
21241
22269
23281
24283
25347
26359
27401
28409
29421
30433
31443
32503
33541
34571
35617
36643
37677
38691
39727
40733
41739
42751
43773
44787
45839
46877
47907
48919
49929
50937
51953
52971
53977
54991

[5,11,13,19,29,31,43,71,97,101,109,151,157,163,
 191,197,211,223,227,239,241,269,281,283,347,359,
 401,409,421,433,443,503,541,571,617,643,677,691,
 727,733,739,751,773,787,839,877,907,919,929,937,
 953,971,977,991]