I know that the nth Fibonacci number is defined as:(adsbygoogle = window.adsbygoogle || []).push({});

[tex]\frac{{1+\sqrt{5}}^{n}-{1-\sqrt{5}}^{n}}{{2}^{n}\sqrt{5}}[/tex]

But may I know the formula for the sum of the first n Fibonacci numbers with respect to n? Thanks.

**Physics Forums | Science Articles, Homework Help, Discussion**

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Sum of first n Fibonacci numbers with respect to n?

Loading...

Similar Threads for Fibonacci numbers respect |
---|

A Last Gauss Lemma Section II |

B Why does every subfield of Complex number have a copy of Q? |

**Physics Forums | Science Articles, Homework Help, Discussion**