38 
MR. A. B. KEMPE ON THE THEORY OF MATHEMATICAL FORM. 
245. If n— 5 we have/=l, 
T = a b 
b c 
c d 
d e 
e a 
c d 
d e 
e a 
a b 
b c 
e 
a 
b 
c 
d. 
246. If n=6 we have f='2, 
a c 
Fig. 37. 
T x =a b c d e f 
b c d e f a 
c d e fab 
d e f a b c 
e f a b c d 
f a b c d e. 
Cl c 
Fig. 39. 
T 2 =a b c d e f 
b a f e d c 
c d e f a b 
d c b a f e 
e f a b c d 
f e d c b a. 
247. If n=7 we have f= 1, 
T —abed e f g 
b c d e f g a 
c d e f g a b 
d e f g a be 
e f g a b c d 
f g a b c d e 
g a b c d e f 
248. If n — 8 we have f— 5, 
b c d e f g 
a d c f e h 
d a b g h e 
c b a h g f 
f g h a b c 
e h g b a d 
he f c d a 
g f e d c b 
h 
9 
f 
e 
d 
c 
b 
a. 
