52 report — 1879. 



a, a' = 0-5 =F 0-28867 51345 94812 9, 

 A = A = g ; 



Approximate correction = — - JJ-y, 



180 



to = 3. 



a, a" = 0-5 =p 0-38729 83346 20741 7, 

 a' = 0-5, 



T5> 



A = A" = ' 



A' — * - 



Approximate correction = - L™. 



<2800 



»i-= 4. 



a, a'" = 0-5 =F 0-43056 81557 97024 6, 



a', a" = 0-5 + 0-16999 05217 92432 3, 

 A = A" = 0-17392 74225 68728 4 ; log = 9-24036 80612. 

 A' = A" = 0-32607 25774 31271 6 ; log = 9-51331 42764. 



35 17 



Coefficients 1 given by - j^« 2 + ^ ; 



Approximate correction = , ,,^ L^- 



« = 5. 



a, a iv = 0-5 + 0-45308 99229 69332 0, 



a', a'" = 0-5 + 0-26923 46550 52841 5, 



a" = 0-5, 



A = A iv = 0-11846 34425 28094 5 ; log = 9-07358 43490, 



A' = A'" = 0-23931 43352 49683 2 ; log = 9-37896 87142, 



64 

 A" = 225 = 0-28444 44444 44444 4 ; log = 9-45399 74559. 



91 1099 



Coefficients, except A", given by — Tnr)^ + 3600 ' 



Approximate correction = cqQKAA ^ x * 

 n = 6. 



a, a7 = 0-5 + 0-46623 47571 01576 0, 



a', a" = 0-5 + 0-33060 46932 33132 2, 



a", a'" = 0-5 =F 0-11930 95930 41598 5, 



A =A V =0-08566 22461 89585 2 ; log = 8-93278 94580, 



A' = A iT = 0-18038 07865 24069 3 ; log = 9-25619 02763, 



A" = A" = 0-23395 69672 86345 5 ; log = 9-36913 59831. 



77 7 23 



Coefficients given by — qqq « 4 — sr u 2 + gg ; 



1 



Approximate correction = -. -. aqqaqq l jXU » 



n = 7. 



.so ~ is) Uv = m^ v > if n = 3 ' the formu]a S ives L+ l2 L " + 4 ]yY+ 



3 • / 1 3 \ 1 



jgOQ L vl + &c., and the approximate correction = f jrg — Jqqq ) L Tl = orq?)^' 



1 That is to say, the coefficients A, A',... are obtained by substituting respectively 

 the values of a, a',... for u in this formula; a similar explanation applies to the 

 cases of n = 5, 6, 7. 



( 



