Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
%I #5 Dec 19 2015 13:18:25
%S 1,-4,1,6,-4,1,6,2,-4,1,-19,12,2,-4,1,-5,-7,8,2,-4,1,11,-18,-1,8,2,-4,
%T 1,16,-7,-6,-5,8,2,-4,1,26,13,-24,0,-5,8,2,-4,1,-10,19,11,-12,-4,-5,8,
%U 2,-4,1,-28,23,18,-6,-6,-4,-5,8,2,-4,1,-38,14,4,12,6,-10,-4,-5,8,2,-4
%N Matrix 4th power of inverse partition triangle A038498.
%e 1; -4,1; 6,-4,1; 6,2,-4,1; ...
%Y Cf. A050305-A050313.
%K sign,tabl
%O 1,2
%A _Christian G. Bower_, Aug 15 1999