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”).

A124149 as a simple table

na(n)
1105954073
2114494872633
3230670098569
4587323256833
52800137816001
634797487127929
740872837637633
8402298111908169
9504221281783129
10562984315256833
111874666045511169
123190972664427073
136122389282632001

[105954073,114494872633,230670098569,587323256833,
 2800137816001,34797487127929,40872837637633,
 402298111908169,504221281783129,562984315256833,
 1874666045511169,3190972664427073,
 6122389282632001]