33 



(19) 



1 _|_ 6 -f 15 -f 20 + 15 + 6 + 1_ _ 

 64 



( i+l ±i) (i±j±i) (i+|±i) 



ii) 



20 

 20 

 20 

 15 

 20 



20 



T 



0.000 



0.536 

 0.536 0.026 



0.562 0.047 



1.097 0.073 



0.635 



1.731 



(20) 



Formeln (8), upprepad 3 gånger, ger 



1 + 9 + 30 + 4 5 + 30 + 9 + 1 



" 125 

 (1 + 3+1) (1 + 3+1) (1+3 + 1) 



45 , 



t? 0.000 



45 



45 

 30 



- I 

 9 



45 



^ 1.951 



0.637 



0.637 — 0.005 



0.632 0.055 



0.050 

 0.682 



Galles formel: 



(21) 



1 4,44.9 + 12 + 9 + 4+ 1 _ 

 40 



1 1 +2 +4 + 2 + 1^ / 1 + 2+n 



' 10 / V 4 ' 



