73 355 



s = Il -1 



m. ((2/1 -1)22" + 2) ß„ +^{-iy[2s1l)^'"~'''^"'' = (-!)"-'• 



s = 1 



X = n— 1 



n2. (22'> + i-2)ß„+^(-l)»(2"2s^)22" 2^ß„ , = (-1)"-'. 



13. (22n+l_2)ß„+^(-l)sQ'jJ32s22n-2sß„^ _ (_ly I ((2/) - 3) S^« ' + 4/)) . 



s =1 

 s -_" - 1 



14. ^(-ir(^^|})32»22'-2«ß„__, = (_i)n-:((2n_2)32" <+*-"±^). 



S = 



s ■ == n — 1 



].■>. ((2n-l)22'- f 2)ß„ +^(-1) (95^+1) 32^22" 2. ß„_, = (_l)n 1^32«-! _8"^2j 



s = I 

 5 == n 1 



10. (22" + "-2)ß„r^(-l)'(-"~M32 22n-2«ß,,_, _ (-l)"-'(32"-2-(8n~6)). 



5 = 1 



S =_n-l 



*17. ^(-lr(2"Jl)4'"^"ßn-» = (-l)"-'(4n+l) + (2n +!)£„. 



s=ü 

 .9 = n - 1 



18. ^Vlr(2s+})4-"-''32>+iß„_, = (-1)«-' (4n -1)32"- (2/1 +1)E„. 



S = U 



S = fl — 1 



•19. (22" + 2)(22"-l)ß„+^(-l)«(^^)42«-2'ß„_, = (-l)n^i(4n-l). 



.s = 11- 1 



*20. (22" + 2)(22«-l)ß„^ y^f-l)Y;M42"-2»32*ß„_, = (-l)«-i (4/1 — 3)32"-'. 



S = 1 

 S - Il ~1 



31. ^"(-l)'(^^+J)42"-2.'52»+iß„_. = (-l)"-'((4/i-3).^2n + (8/i+4)) + (2n+l)E„. 



s = Il 



.s = n-l 



33. ^(-I)»(2n + lj42„-a,72.+iß„_^=(_l)n i((4n-5)72"+(8/if4)32«)-(2/ifl)E„. 



.j = n- l 



33. (22"r2)(22"-l)ß„+^(-l)»(^/jJ42"-2-52«ß„_, = (-l)"-'((4n-5)52"-> +8n). 



s =- 1 



! = n-l 



34. (22"+2)(22"-l)ß„ + ^(-l)^(^")42"-2~72>ß„-, = 



= (— l)n-»((4n— 7)72"-»-|-8n-32n-i). 



4Ü 



I), K. I). Viilc-nsk. Selsk. Skr.. 7. Hække, naturviilensk. n^ niiilhcm. ATd. X. 3. 



