First differences of A080735.

Terms

a(0) =1a(1) =2a(2) =1a(3) =5a(4) =1a(5) =11a(6) =1a(7) =23a(8) =1a(9) =47a(10) =1a(11) =1a(12) =1a(13) =97a(14) =1a(15) =1a(16) =1a(17) =197a(18) =1a(19) =1a(20) =1a(21) =397a(22) =1a(23) =1a(24) =1a(25) =797a(26) =1a(27) =1a(28) =1a(29) =1597