Matt Parker (@standupmaths on Twitter) has tweeted the following Maths Puzzle, to wake you up:
Friday morning #MathsPuzzle! If you start the Fibonacci sequence 2,1 instead of 1,1 do you get more or fewer primes? (Check the first ten.)
— Matt Parker (@standupmaths) May 25, 2012
No spoilers in the comments! Send your replies to Matt on Twitter.