158,962,555,217,826,360,000 - Numberphile

[BernDog]

Paul F. wrote:
I'm late to this thread, but I think I found part II..

https://www.youtube.com/watch?v=V4V2bpZlqx8&list=UUoxcjq-8xIDTYp3uz647V5A&index=1

Best, clearest, explanation I've ever seen on Enigma!
It helps when the person doing the explaining actually DOES know the math! (I most definitely DON'T... which is where his clarity is appreciated!).

Thanks!