Random facts about Fibonacci’s sequence: Author is Leonardo Bonacci also known as Fibonacci. (He is son of Gustav Bonacci an Italian merchant. That “Fi” before Bonacci means he is son of someone) Fibonacci played with rabbit reproduction and created this sequence. If you express Fibonacci’s sequence in vector space with two last numbers as bases, it will converge to the golden ratio. (Look it up at the exact math explanation) We have equation for the n-th Fibonacci number which is based on the golden ratio.