Sum of non-Fibonacci numbers between successive Fibonacci numbers: a(n) = Sum_{k=F(n)+1..F(n+1)-1} k.
A109454
Sum of non-Fibonacci numbers between successive Fibonacci numbers: a(n) = Sum_{k=F(n)+1..F(n+1)-1} k.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =4a(5) =13a(6) =42a(7) =119a(8) =330a(9) =890a(10) =2376a(11) =6291a(12) =16588a(13) =43615a(14) =114492a(15) =300236a(16) =786828a(17) =2061233a(18) =5398470a(19) =14136759a(20) =37015990a(21) =96917974a(22) =253748880a(23) =664346375a(24) =1739318904a(25) =4553656703a(26) =11921726232a(27) =31211643384a(28) =81713400340a(29) =213928875445
External references
- oeis: A109454