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A120765 Expansion of -e^{-x}*ln(1-2*x)/2. 1
0, 1, 0, 5, 24, 209, 2120, 25829, 365456, 5895105, 106794992, 2147006949, 47436635752, 1142570789073, 29797622256376, 836527783016197, 25153234375160992, 806519154686509057, 27470342073410272608 (list; graph; refs; listen; history; internal format)
OFFSET

0,4

FORMULA

E.g.f.: -e^{-x}*ln(1-2*x)/2.

a(n) = Sum_{i=0..n-1} (-1)^(n-1-i) * binomial(n,i+1) * i! * 2^i

CROSSREFS

Sequence in context: A009676 A192995 A027851 * A051812 A003224 A156310

Adjacent sequences:  A120762 A120763 A120764 * A120766 A120767 A120768

KEYWORD

nonn

AUTHOR

Max Alekseyev (maxale(AT)gmail.com), Jul 03 2006

EXTENSIONS

Formula corrected by Max Alekseyev (maxale(AT)gmail.com), Sep 15 2009

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Last modified February 17 04:58 EST 2012. Contains 205985 sequences.