a(n) = 2^n - A129629(n+1).

Terms

a(0) =0a(1) =1a(2) =1a(3) =1a(4) =2a(5) =1a(6) =1a(7) =5a(8) =1a(9) =1a(10) =9a(11) =1a(12) =4a(13) =16a(14) =1a(15) =1a(16) =33a(17) =11a(18) =1a(19) =65a(20) =1a(21) =1a(22) =142a(23) =1a(24) =8a(25) =257a(26) =1a(27) =35a(28) =513a(29) =1