(n-th Fibonacci number that is not 1) - (n-th number that is 1 or not a Fibonacci number).

Terms

a(0) =1a(1) =-1a(2) =-1a(3) =1a(4) =4a(5) =11a(6) =23a(7) =43a(8) =75a(9) =129a(10) =217a(11) =360a(12) =592a(13) =968a(14) =1577a(15) =2562a(16) =4158a(17) =6741a(18) =10921a(19) =17685a(20) =28630a(21) =46340a(22) =74996a(23) =121363a(24) =196387a(25) =317779a(26) =514196a(27) =832005a(28) =1346233a(29) =2178272