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Numbers n such that in their binary representation not all numbers from 1 to n are contained in n!.
3

%I #9 May 26 2017 14:15:48

%S 5,9,10,11,12,13,15,16,17,18,19,20,21,22,24,25,27,29,31,32,36,37,38,

%T 40,41,44,45,46,47,48,49,50,52,54,55,56,57,59,60,65,67,69,71,72,74,75,

%U 76,78,79,81,82,84,85,86,87,88,89,90,91,92,95,96,97,98,99,100,101,102

%N Numbers n such that in their binary representation not all numbers from 1 to n are contained in n!.

%C A092601(a(n)) < a(n); complement of A093710;

%C A093685 \ {0} is a subsequence.

%Y Cf. A036603, A007088, A000142.

%K nonn

%O 1,1

%A _Reinhard Zumkeller_, Apr 11 2004