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A112081 A112080(n)/2. 1

%I #2 Mar 31 2012 14:02:21

%S 0,1,-1,0,2,0,4,-1,0,0,0,6,-3,0,6,0,1,-1,0,-3,0,9,-3,0,0,0,1,-3,0,-2,

%T 0,1,-1,0,9,0,1,-1,0,12,0,3,-1,0,0,0,3,-4,0,2,0,1,-1,0,-3,0,16,-3,0,0,

%U 0,1,-3,0,-5,0,1,-1,0,14,0,1,-1,0,2,0,19,-1,0,0,0,3,-3,0,2,0,1,-1,0

%N A112080(n)/2.

%K sign

%O 1,5

%A _Antti Karttunen_, Aug 27 2005

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Last modified April 25 05:18 EDT 2024. Contains 371964 sequences. (Running on oeis4.)