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”).

A334084 as a simple table

na(n)
11
23
35
47
515
631
763
8127
9255
10511
111023
122047
134095
148191
1516383
1632767

[1,3,5,7,15,31,63,127,255,511,1023,2047,4095,8191,
 16383,32767]