Y 7-4

a_i
 0.000000000000000000
 0.000000000000000000
 1.351207191959657634
 0.000000000000000000
-1.702414383919315268
 0.000000000000000000
 1.351207191959657634
b_i
 0.000000000000000000
 0.675603595979828817
 0.675603595979828817
-0.851207191959657634
-0.851207191959657634
 0.675603595979828817
 0.675603595979828817
c_i
 0.675603595979828817
 0.000000000000000000
-0.175603595979828817
 0.000000000000000000
-0.175603595979828817
 0.000000000000000000
 0.675603595979828817