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A086232
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Decimal expansion of probability that a random walk on a 4-d lattice returns to the origin.
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0
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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
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0,2
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COMMENTS
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0.1932016...
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LINKS
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Table of n, a(n) for n=0..51.
Eric Weisstein's World of Mathematics, Polyas Random Walk Constants
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MATHEMATICA
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First[RealDigits[1 - 1/NIntegrate[BesselI[0, t/4]^4 * Exp[ -t], {t, 0, Infinity}, PrecisionGoal->50, WorkingPrecision->350]]] (Propper)
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CROSSREFS
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Sequence in context: A048799 A188887 A199152 * A133867 A210113 A195704
Adjacent sequences: A086229 A086230 A086231 * A086233 A086234 A086235
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KEYWORD
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nonn,cons
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AUTHOR
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Eric W. Weisstein, Jul 12, 2003
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EXTENSIONS
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More terms from Ryan Propper (rpropper(AT)stanford.edu), Jul 12 2005
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STATUS
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approved
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