Fascinating:

Jim Loy's Language Pages. I found this while looking for the "full" version of the "I before E" rule (I knew there was something in there about i before e not applying with words where it sounded like a long a, like neighbor and weigh.

Turns out weird also is an exception (as is seize and neither) though none of those have the "atypical" pronunciation of the ei diphthong.