- #1

Gaussianheart

- 31

- 0

phi is Euler totient

Can you find a number k such as :

phi(k)=0 mod 79

phi(k+1)=0 mod 79

phi(k+2)=0 mod 79

phi(k+3)=0 mod 79

...

phi(k+78)=0 mod 79

phi(k+79)=0 mod 79

Good luck!