Sum of the cubes of the first n even-indexed Fibonacci numbers divided by the sum of the first n terms.
A219020
Sum of the cubes of the first n even-indexed Fibonacci numbers divided by the sum of the first n terms.
Terms
- a(0) =1a(1) =7a(2) =45a(3) =297a(4) =2002a(5) =13630a(6) =93177a(7) =638001a(8) =4371235a(9) =29956465a(10) =205313076a(11) =1407206412a(12) =9645056785a(13) =66107994667a(14) =453110391657
External references
- oeis: A219020