Difference between revisions of "Sum of odd indexed Fibonacci numbers"

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(Created page with "==Theorem== The following formula holds: $$\displaystyle\sum_{k=1}^n F_{2k+1} = F_{2n+2},$$ where $F_{2k+1}$ denotes a Fibonacci number. ==Proof== ==R...")
 
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Revision as of 02:24, 15 September 2016

Theorem

The following formula holds: $$\displaystyle\sum_{k=1}^n F_{2k+1} = F_{2n+2},$$ where $F_{2k+1}$ denotes a Fibonacci number.

Proof

References