Bisection of A088567.

Terms

a(0) =1a(1) =2a(2) =3a(3) =5a(4) =7a(5) =10a(6) =14a(7) =19a(8) =25a(9) =32a(10) =41a(11) =51a(12) =64a(13) =78a(14) =96a(15) =115a(16) =139a(17) =164a(18) =195a(19) =227a(20) =267a(21) =308a(22) =358a(23) =409a(24) =472a(25) =536a(26) =613a(27) =691a(28) =786a(29) =882