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A107688 A107686(n+1) - A107686(n). 2

%I

%S 1,1,1,1,1,2,1,1,1,1,4,1,1,1,1,1,1,2,3,1,4,1,1,1,1,1,1,2,1,1,1,1,4,3,

%T 1,1,1,2,3,1,4,1,1,1,1,1,1,2,1,1,1,1,4,1,1,1,1,1,1,2,3,1,4,3,1,1,1,2,

%U 1,1,1,1,4,3,1,1,1,2,3,1,4,1,1,1,1,1,1,2,1,1,1,1,4,1,1,1,1,1,1,2,3,1,4,1,1

%N A107686(n+1) - A107686(n).

%C a(n) <= 4.

%K nonn

%O 0,6

%A _Reinhard Zumkeller_, May 20 2005

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Last modified May 26 07:29 EDT 2022. Contains 354077 sequences. (Running on oeis4.)