1 1 1 1 1 1
1 1 1 1 1 1
1 1 1 1 1 1
1 1 1 1 1 1
c1,6*c2,4+c1,6*c3,4+c1,6*c4,4=(c1,6)*(2^4-c1,4)
c1,6*c1,4+c1,6*c3,4+c1,6*c4,4=(c2,6)*(2^4-c2,4)
(c3,6)*(2^4-c3,4)=
(c4,6)*(2^4-c4,4)
(c5,6)*2^4
全部相加等于(2^6-2)*2^4-24-90-120-15