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”).

A277286 as a simple table

na(n)
17381
213357
318421
469121
570021
6129961
7192589
8241501
9271921
10313501
11342793
12399421
13423613
14625681
15780913
161265641
171362097
181501489
191566181
201673101
211691521
221728001
232228941
242381401
252472301
262642221
273156661
283171961
293383281
303557521
313730321
324033861
334233061
344831201
355387041
366720961

[7381,13357,18421,69121,70021,129961,192589,
 241501,271921,313501,342793,399421,423613,625681,
 780913,1265641,1362097,1501489,1566181,1673101,
 1691521,1728001,2228941,2381401,2472301,2642221,
 3156661,3171961,3383281,3557521,3730321,4033861,
 4233061,4831201,5387041,6720961]