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%I #9 Sep 17 2017 03:35:31
%S 1,1,1,-3,-3,-7,-11,-15,-19,-27,-15,-23,-15,-7,17,37,77,113,181,249,
%T 349,381,529,609,737,817,945,957,1037,1001,981,785,605,133,-303,-1095,
%U -1727,-3015,-4191,-5963,-7667,-10095,-12379,-15495,-18339,-22067,-25631
%N a(n) = -A292140(n)/2.
%H Seiichi Manyama, <a href="/A292141/b292141.txt">Table of n, a(n) for n = 0..10000</a>
%Y Cf. A292140, A292143.
%K sign
%O 0,4
%A _Seiichi Manyama_, Sep 09 2017
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