27 ___ \ ` \ log(n - 1) ) ---------- / n! /__, n = 12
Sum(log(n - 1)/factorial(n), (n, 12, 27))
log(11) log(12) log(13) log(14) log(15) log(16) log(17) log(18) log(19) log(20) log(21) log(22) log(23) log(24) log(25) log(26) --------- + ---------- + ----------- + ------------- + -------------- + --------------- + ---------------- + ------------------ + ------------------- + -------------------- + ---------------------- + ----------------------- + ------------------------ + -------------------------- + --------------------------- + ----------------------------- 479001600 6227020800 87178291200 1307674368000 20922789888000 355687428096000 6402373705728000 121645100408832000 2432902008176640000 51090942171709440000 1124000727777607680000 25852016738884976640000 620448401733239439360000 15511210043330985984000000 403291461126605635584000000 10888869450418352160768000000
log(11)/479001600 + log(12)/6227020800 + log(13)/87178291200 + log(14)/1307674368000 + log(15)/20922789888000 + log(16)/355687428096000 + log(17)/6402373705728000 + log(18)/121645100408832000 + log(19)/2432902008176640000 + log(20)/51090942171709440000 + log(21)/1124000727777607680000 + log(22)/25852016738884976640000 + log(23)/620448401733239439360000 + log(24)/15511210043330985984000000 + log(25)/403291461126605635584000000 + log(26)/10888869450418352160768000000
0.00000000543665764256876355781566537871
0.00000000543665764256876355781566537871
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