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”).

A265794 as a simple table

na(n)
17
25
313
419
531
6167
7359
8461
9659
101847
112803
124517
1332377
1435839
15199373

[7,5,13,19,31,167,359,461,659,1847,2803,4517,
 32377,35839,199373]