RhymeZone: smarandache function definitions

Definitions of Smarandache function:

noun: (number theory) A function, denoted by S(n) for some positive integer n, that yields the smallest number s such that n divides the factorial s!. For example, the number 8 does not divide 1!, 2!, 3!, but does divide 4!, so S(8) = 4.

(Definitions from Wiktionary)