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A246823
Decimal expansion of the asymptotic cost of the minimum edge cover in a complete bipartite graph with independent exponentially distributed edge costs.
0
1, 4, 5, 5, 9, 3, 8, 0, 9, 2, 6, 7, 6, 4, 0, 4, 1, 9, 4, 0, 1, 2, 1, 4, 8, 9, 4, 0, 9, 5, 7, 3, 2, 4, 9, 8, 2, 1, 8, 0, 2, 8, 3, 6, 0, 2, 3, 2, 3, 2, 0, 4, 8, 3, 0, 6, 5, 3, 5, 6, 0, 9, 9, 3, 1, 9, 6, 7, 7, 7, 6, 6, 5, 2, 3, 7, 6, 8, 1, 6, 5, 7, 5, 9, 8, 8, 7, 4, 2, 0, 2, 8, 8, 5, 9, 5, 7, 9, 9, 6, 5, 7, 4, 1
OFFSET
1,2
FORMULA
W(1)^2 + 2W(1), where W is the Lambert W-function (also known as ProductLog).
EXAMPLE
1.4559380926764041940121489409573249821802836023232...
MATHEMATICA
RealDigits[ProductLog[1]^2 + 2*ProductLog[1], 10, 104] // First
CROSSREFS
Cf. A030178.
Sequence in context: A330923 A330915 A268604 * A088245 A366166 A154857
KEYWORD
nonn,cons,easy
AUTHOR
STATUS
approved