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%I #3 Mar 30 2012 17:38:10
%S 0,0,0,0,1,0,0,2,2,0,0,3,4,3,0,0,4,6,6,4,0,0,5,8,1,8,5,0,0,6,10,12,12,
%T 10,6,0,0,7,12,15,16,15,12,7,0,0,8,14,2,20,20,2,14,8,0,0,9,16,13,24,
%U 105,24,13,16,9,0,0,10,18,24,28,30,30,28,24,18,10,0,0,11,20,27,32,19,4
%N Negabinary numbral multiplication table.
%C Units are [1]=1 and [3]=-1.
%e a(17)=6 since a(17) corresponds to the table entry for [3]+[2]=-1*-2=2=4-2=[6]
%Y Cf. A005351, A005352, A057892, A057894.
%K easy,nonn,tabl
%O 0,8
%A _Marc LeBrun_, Sep 25 2000
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