Keith sequence for the number 197.

Terms

a(0) =1a(1) =9a(2) =7a(3) =17a(4) =33a(5) =57a(6) =107a(7) =197a(8) =361a(9) =665a(10) =1223a(11) =2249a(12) =4137a(13) =7609a(14) =13995a(15) =25741a(16) =47345a(17) =87081a(18) =160167a(19) =294593a(20) =541841a(21) =996601a(22) =1833035a(23) =3371477a(24) =6201113a(25) =11405625a(26) =20978215a(27) =38584953a(28) =70968793a(29) =130531961