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Smallest number m such that n divides (10's complement factorial of m).
5

%I #3 Dec 15 2017 17:36:54

%S 1,2,1,2,5,2,3,2,1,5,12,2,22,3,5,4,15,2,24,5,3,12,31,2,10,22,4,3,13,5,

%T 38,6,12,15,5,2,26,24,22,5,18,3,14,12,5,31,53,4,16,10,15,22,47,4,12,3,

%U 24,13,41,5,39,38,3,6,22,12,33,15,31,5,29,2,27,26,10,24,12,22,21,5,7,18

%N Smallest number m such that n divides (10's complement factorial of m).

%C Is 374 the only n such that a(n) = a(n+1)?

%e a(7)=3 because 7 divides (10-3)*(10-2)*(10-1) and 7 does not divide (10's complement factorial of k) for k < 3.

%Y Cf. A002034, A110396.

%K base,nonn

%O 1,2

%A _Jason Earls_, Aug 03 2005