The Big Bang Theory: 21 Easter Eggs You Probably Missed
15. Amy's Apartment Number Is Pi
It's the little details that can be simply dropped in by the creators to form easter eggs, and Amy Farah Fowler's apartment is one of them. She lives at Number 314, a number mathematicians would instantly recognise as the first three digits of Pi.
Of course, Amy couldn't live at 3.1415926535897932384626433832795028841, but fans will forgive the producers for only sticking to three.