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”).

A089441 as a simple table

na(n)
15
211
341
447
571
6131
7167
8197
9257
10281
11311
12347
13461
14467
15479
16491
17509
18521
19557
20599
21641
22647
23827
24839
25857
26911
27941
28977
291061
301097
311109
321151
331181
341187
351217
361229
371259
381289
391307
401319
411439
421499
431571
441601
451637
461709
471847

[5,11,41,47,71,131,167,197,257,281,311,347,461,
 467,479,491,509,521,557,599,641,647,827,839,857,
 911,941,977,1061,1097,1109,1151,1181,1187,1217,
 1229,1259,1289,1307,1319,1439,1499,1571,1601,1637,
 1709,1847]