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”).

A215948 as a simple table

na(n)
03
133
21035
333273
41070163
534420113
61107069147
735607149289
81145248319907
936835122733569
101184744167018155
1138105444942752473
121225602095969542131
1339419576386041628017
141267869080483024344443
1540779027899804588036553
161311593714249667872790339

[3,33,1035,33273,1070163,34420113,1107069147,
 35607149289,1145248319907,36835122733569,
 1184744167018155,38105444942752473,
 1225602095969542131,39419576386041628017,
 1267869080483024344443,40779027899804588036553,
 1311593714249667872790339]