Favorite number: 1.618

 

 

 

 

 

 

 

0, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 144, 233, 377, 610, 987, ...

 

 

144/89 = 377/233 = 987/610 = 1.6180339887... = =  1:4/\pi:1.61899\