Closed forms for OEIS sequences?
Eric W. Weisstein
eric at weisstein.com
Sat Jan 21 16:18:46 CET 2006
Can anyone get closed forms for the following?
Sum_{n=1..inf.} -(-1)^n*(e - (1 + n^(-1))^n).
http://www.research.att.com/~njas/sequences/?q=id:A114884
Integrate[Erf[x]^3/(E^(2*x^2)*x),{x,0,Infinity}].
http://www.research.att.com/~njas/sequences/?q=id:A115290
Coefficients of odd powers of 1/q in the solution series for Tan[x]/x=1
http://www.research.att.com/~njas/sequences/?q=id:A079330
http://www.research.att.com/~njas/sequences/?q=id:A088989
Coefficients of x^(2n-1) in series of 3Sin[x]/(2+Cos[x]).
http://www.research.att.com/~njas/sequences/?q=id:115184
http://www.research.att.com/~njas/sequences/?q=id:115185
?
Cheers,
-Eric
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