3 ms·
Hint: Look at 1,1,2,3,5,8,13 as a sequence. If you still don't know, try searching for it on this wonderful resource: http://oeis.org/ http://oeis.org/
by xtacy 16y ago
Hint: Look at 1,1,2,3,5,8,13 as a sequence.
If you still don't know, try searching for it on this wonderful resource: http://oeis.org/ http://oeis.org/