End of Fibonacci
ironman353 czp001 liuguangxi a_forsteri mafia Burloq abcd NaryaTheGreat nicola Min_25 smutley C3PO Philippe_57721 thefinder Apprentice56 faust gerrob zilet hallvabo mathpseudo sinan Phicar hervas Zeta2 lesnik7 djcomidi Caesum Buri dloser nielkh elasolova
Public  2y:9м  6xp  Math  81.8% 
Find the smallest n > 0 such that Fibonacci(n) ends in nine nines.
F(1)=1, F(2)=1, F(3)=2
by Buri
F(1)=1, F(2)=1, F(3)=2
by Buri
New Members
 DaPrince 1w:4d
 Thomaffoxia 2w:3d
 Jasurbar 2w:3d
 DrTesla 2w:3d
 Jamfluiz 2w:6d
Fresh Problems

The Goodstein Sequence 6d:17h
solved by 13 
Prime Pandigital Step Numbers 1w:6d
solved by 8 
Hidden title 2w:6d
solved by 15 
Alternate sums 3w:6d
solved by 12 
Eulerconstant like 3w:6d
solved by 9