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A246546
Decimal expansion of 'c', a binary search tree constant associated with an asymptotic probability.
0
9, 4, 5, 7, 5, 5, 3, 0, 2, 1, 5, 9, 0, 3, 7, 1, 2, 3, 2, 6, 7, 1, 9, 5, 7, 0, 9, 8, 7, 0, 7, 6, 6, 2, 4, 4, 2, 0, 9, 7, 5, 1, 7, 1, 3, 3, 1, 3, 2, 6, 5, 9, 5, 8, 4, 5, 2, 7, 6, 1, 3, 8, 6, 1, 6, 0, 8, 7, 6, 1, 5, 9, 5, 9, 5, 3, 3, 6, 4, 1, 2, 8, 9, 0, 1, 3, 2, 3, 9, 7, 9, 6, 4, 6, 9, 8, 7, 1, 2, 6, 6
OFFSET
0,1
FORMULA
c = log(4) + sum_{k>=1} log(1 - 2^(-k))/2^k.
EXAMPLE
0.94575530215903712326719570987076624420975171331326595845276...
MATHEMATICA
digits = 101; c = Log[4] + NSum[Log[1 - 2^(-k)]/2^k, {k, 1, Infinity}, WorkingPrecision -> digits+5, NSumTerms -> 100]; First[RealDigits[c, 10, digits]]
CROSSREFS
Sequence in context: A114739 A240964 A154900 * A172197 A016630 A374490
KEYWORD
nonn,cons,easy
AUTHOR
STATUS
approved