login

A138901 as a simple table

na(n)
11
23
37
417
541
687
7187
8412
9937
102162
115298
1212354
1329994
1474094
15182994
16444354
171081419
182737788
196745792
2016765802
2141815827
22105943891
23261683475
24655537299
251668304275

[1,3,7,17,41,87,187,412,937,2162,5298,12354,29994,
 74094,182994,444354,1081419,2737788,6745792,
 16765802,41815827,105943891,261683475,655537299,
 1668304275]