%I#5 2012年3月31日12:36:20

%S 2,6,19,531313310669137126845037912516021273434552374103，

%电话：118121184828284258430192641623944008137144519687862795325，

%电话：392760454651147534291029741313958709187756752506792133235421

%N每行求和为零的12X2整数矩阵的数量，非递减顺序的行元素，字典非递减顺序的行，元素的平方和<=2*N^2（12个零和2-向量的集合的数量，总模平方不超过2*N^2，忽略向量和分量排列）

%A192710的C柱（12,2，n）

%H R.H.Hardin，n表，n=1..65的a（n）</a>

%e12X2<=2*4^2的一些解决方案

%e、-2..2...-2..2...-2..2...-1..1...-2..2...-2..2...-1..1....0..0...-2..2...-1..1

%e、-1..1...-1..1...-1..1...-1..1...-1..1...-2..2...-1..1....0..0...-1..1...-1..1

%e、-1..1...-1..1...-1..1...-1..1...-1..1...-2..2...-1..1....0..0...-1..1....0..0

%e、-1..1...-1..1...-1..1...-1..1...-1..1....0..0...-1..1....0..0...-1..1....0..0

%e。。0..0...-1..1...-1..1...-1..1...-1..1....0..0....0..0....0..0...-1..1....0..0

%e。。0..0....0..0...-1..1...-1..1...-1..1....0..0....0..0....0..0...-1..1....0..0

%电子。。0..0....0..0...-1..1...-1..1...-1..1....0..0....0..0....0..0...-1..1....0..0

%e。。0..0....0..0...-1..1...-1..1...-1..1....0..0....0..0....0..0...-1..1....0..0

%e。。0..0....0..0...-1..1....0..0...-1..1....0..0....0..0....0..0...-1..1....0..0

%e。。0..0....0..0...-1..1....0..0...-1..1....0..0....0..0....0..0...-1..1....0..0

%e。。0..0....0..0....0..0....0..0...-1..1....0..0....0..0....0..0...-1..1....0..0

%e。。0..0....0..0....0..0....0..0....0..0....0..0....0..0....0..0...-1..1....0..0

%K nonn公司

%O 1,1号机组

%A R.H.Hardin _ 2011年7月7日