A127032 Maximal value of m such that 5^m <= n! : a(n) = floor( log(n!) / log(5) ).

0, 0, 1, 1, 2, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 19, 20, 22, 24, 26, 28, 30, 32, 34, 36, 38, 40, 42, 44, 46, 48, 50, 52, 55, 57, 59, 61, 63, 66, 68, 70, 73, 75, 77, 80, 82, 85, 87, 89, 92, 94, 97, 99, 102, 104, 107, 109, 112, 114, 117