Second inverse mod 2 binomial transform of 2^n.

Terms

a(0) =1a(1) =2a(2) =14a(3) =28a(4) =254a(5) =508a(6) =3556a(7) =7112a(8) =65534a(9) =131068a(10) =917476a(11) =1834952a(12) =16645636a(13) =33291272a(14) =233038904a(15) =466077808a(16) =4294967294a(17) =8589934588a(18) =60129542116a(19) =120259084232