

A086232


Decimal expansion of probability that a random walk on a 4d lattice returns to the origin.


5



1, 9, 3, 2, 0, 1, 6, 7, 3, 2, 2, 4, 9, 8, 3, 9, 3, 7, 3, 4, 1, 8, 7, 0, 9, 7, 3, 3, 2, 9, 3, 6, 9, 1, 6, 0, 5, 7, 5, 8, 7, 3, 3, 8, 6, 4, 5, 0, 1, 3, 9, 5
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OFFSET

0,2


COMMENTS

0.1932016...


LINKS

Table of n, a(n) for n=0..51.
Eric Weisstein's World of Mathematics, Polyas Random Walk Constants


MATHEMATICA

First[RealDigits[1  1/NIntegrate[BesselI[0, t/4]^4 * Exp[ t], {t, 0, Infinity}, PrecisionGoal>50, WorkingPrecision>350]]] (Propper)


CROSSREFS

Sequence in context: A188887 A250091 A199152 * A133867 A210113 A195704
Adjacent sequences: A086229 A086230 A086231 * A086233 A086234 A086235


KEYWORD

nonn,cons


AUTHOR

Eric W. Weisstein, Jul 12 2003


EXTENSIONS

More terms from Ryan Propper, Jul 12 2005


STATUS

approved



