161 ______ \ ` \ / n n \ \ |/11\ /11\ | \ ||--| *|--| *11| \ |\20/ \20/ | ) |--------------| / n + 1 \ 20 / / -1 *---------------- / 2 / 4*n - 1 /_____, n = 0
Sum((-1^(n + 1))*((((11/20)^n*(11/20)^n)*11/20)/(4*n^2 - 1)), (n, 0, 161))
3488437790115739986312949554059691904721289690936930738524203696533223250576922568971442568723854786740117131769025598986880536428043097575682516637346939141411255518720169482308735153398171245024922469184432767797454924296293435201900199688528226428519673383524524104921846389897957772000953767989461584054574993729416902286678483909437968671661766307792419771721214366113193136654796604829392585372778707944344479516304523552719320489185355575581114198738884734304495627331475428607407829814468471771516533790688544746779415000002628285250176564987 ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 7109677486173501290429749910191497745496024957354282411866044335365068911275033778106543268948071464548032775884000609214528147836280287948348496996000850778056942936724103644191027240793372268295532124989086890180660037890867200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
3488437790115739986312949554059691904721289690936930738524203696533223250576922568971442568723854786740117131769025598986880536428043097575682516637346939141411255518720169482308735153398171245024922469184432767797454924296293435201900199688528226428519673383524524104921846389897957772000953767989461584054574993729416902286678483909437968671661766307792419771721214366113193136654796604829392585372778707944344479516304523552719320489185355575581114198738884734304495627331475428607407829814468471771516533790688544746779415000002628285250176564987/7109677486173501290429749910191497745496024957354282411866044335365068911275033778106543268948071464548032775884000609214528147836280287948348496996000850778056942936724103644191027240793372268295532124989086890180660037890867200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
x^n/n
(x-1)^n
1/2^(n!)
n^2/n!
x^n/n!
k!/(n!*(n+k)!)
csc(n)^2/n^3
1/n^2
1/n^4
1/n^6
1/n
(-1)^n
(-1)^(n + 1)/n
(n + 2)*(-1)^(n - 1)
(3*n - 1)/(-5)^n
(-1)^(n - 1)*n/(6*n - 5)
(-1)^(n + 1)/n*x^n
(3*n - 1)/(-5)^n