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”).

A129726 as a simple table

na(n)
12
25
39
413
519
623
729
833
939
1047
1151
1259
1365
1469
1575
1683
1791
1895
19103
20109
21113
22121
23127
24135
25145
26151
27155
28161
29165
30171
31187
32193
33201
34205
35217
36221
37229
38237
39243
40251
41259
42263
43275
44279
45285
46289
47303
48317
49323
50327

[2,5,9,13,19,23,29,33,39,47,51,59,65,69,75,83,91,
 95,103,109,113,121,127,135,145,151,155,161,165,
 171,187,193,201,205,217,221,229,237,243,251,259,
 263,275,279,285,289,303,317,323,327]