Erroneous version of A000079.

Terms

a(0) =1a(1) =2a(2) =4a(3) =8a(4) =16a(5) =32a(6) =64a(7) =128a(8) =256a(9) =512a(10) =1024a(11) =2048a(12) =4096a(13) =8092a(14) =16184a(15) =32368a(16) =64736a(17) =129472a(18) =258944a(19) =517888a(20) =1035776a(21) =2071552a(22) =4143104a(23) =8286208a(24) =16572416a(25) =33144832a(26) =66289664a(27) =132579328a(28) =265158656a(29) =530317312