%I #2 Apr 30 2014 01:28:31
%S -1,6,-72,1608,-58080,3087648,-226762368,21986726016,-2720113657344,
%T 418117827310080,-78167762731812864,17465102642354817024,
%U -4595978556276162551808,1406897783859319396442112
%N Main diagonal of array A099028.
%K sign
%O 1,2
%A _Ralf Stephan_, Sep 27 2004
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