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A091883 Expansion of (1-5x)/((1+5x)(1-10x)). 1
1, 0, 50, 250, 3750, 31250, 343750, 3281250, 33593750, 332031250, 3339843750, 33300781250, 333496093750, 3332519531250, 33337402343750, 333312988281250, 3333435058593750, 33332824707031250, 333335876464843750 (list; graph; refs; listen; history; internal format)
OFFSET

0,3

COMMENTS

A091903(n)=a(n+1)/50. a(n)/a(n+1)->1/10.

FORMULA

a(n)=10^n/3+2(-5)^n/3.

CROSSREFS

Sequence in context: A179755 A186843 A197971 * A091414 A186123 A205355

Adjacent sequences:  A091880 A091881 A091882 * A091884 A091885 A091886

KEYWORD

easy,nonn

AUTHOR

Paul Barry (pbarry(AT)wit.ie), Feb 10 2004

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Last modified February 14 22:22 EST 2012. Contains 205678 sequences.