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A115290 Decimal expansion of Integrate[Erf[x]^3/(E^(2*x^2)*x),{x,0,Infinity}]. 1
1, 2, 9, 4, 7, 7, 2, 4, 2, 0, 0, 6, 5, 7, 0, 8, 5, 7, 8, 6, 4, 2, 7, 5, 4, 4, 9, 1, 9, 1, 3, 8, 3, 4, 7, 8, 0, 9, 8, 0, 0, 0, 0, 3, 8, 9, 4, 9, 3, 9, 3, 3, 4, 3, 1, 0, 6, 7, 8, 9, 7, 0, 2, 1, 6, 5, 3, 0, 8, 7, 1, 1, 1, 2, 0, 8, 9, 4, 7, 8, 6, 2, 5, 3, 4, 8, 7, 1, 4, 2, 1, 2, 1, 4, 8, 9, 8, 4, 6, 8, 3, 9, 3, 1, 6 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..104.

Eric Weisstein's World of Mathematics, Hypercube Line Picking

EXAMPLE

0.12947724200657085786...

MATHEMATICA

Clear[f]; f[n_] := f[n] = RealDigits[ NIntegrate[ Erf[x]^3/(E^(2*x^2)*x), {x, 0, n}, WorkingPrecision -> 110], 10, 105] // First; f[10]; f[n = 20]; While[ f[n] != f[n-10], n = n+10]; A115290 = f[n] (* Jean-Fran├žois Alcover, Feb 07 2013 *)

CROSSREFS

Sequence in context: A275807 A202324 A199267 * A273842 A021343 A200703

Adjacent sequences:  A115287 A115288 A115289 * A115291 A115292 A115293

KEYWORD

nonn,cons

AUTHOR

Eric W. Weisstein, Jan 19 2006

STATUS

approved

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Last modified October 20 20:20 EDT 2018. Contains 316402 sequences. (Running on oeis4.)