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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”).

A234534 as a simple table

na(n)
11
28
315
4127
5128
6144
7255
8403
9448
10512
111023
1229127
1347360

[1,8,15,127,128,144,255,403,448,512,1023,29127,
 47360]