451 



also: 



= S(A,n) x 8 + [20 £(4,n) — 2 £(4,n+l)] x 7 + 

 [170 S(4,n) — 40 S(4,n+1) + 35 S(4,n+2)] x s + 

 [800 <S(4,n) — 340 S(4,n+1) + 60 #(4,n+2) — 4 £(4,n+3)] a; 5 + 

 [2153 <S(4,n) — 1350 <S(4,n+l.) + 335 S(4,n+2) — 30 £(4,n+3)]x"+ 

 [3020 S(4,n) — 2402 S(4,n+1) + 700 £(4,n+2) — 70 £(4,n+3)]x 3 + 

 [1660 S(4:,n) — 1510 S(4,n+1) + 476 £(4,n+2) — 50 S(4,n+3)]x 2 

 n = 1, 2, 3 



These results are consistent with (20) for n = 1, 2, 3, 4, 5 and for n = 6 

 give 



1560 a; 8 4- 14400 x 7 + 51672 x 6 + 59520 x 5 + 100320 x 4 + 57600 x 3 

 + 13824 x 2 . 

 Purdue University. 



