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A094364 Expansion of (1-5x)/(1-10x-100x^2). +0
1
1, 5, 150, 2000, 35000, 550000, 9000000, 145000000, 2350000000, 38000000000, 615000000000, 9950000000000, 161000000000000, 2605000000000000, 42150000000000000, 682000000000000000, 11035000000000000000 (list; graph; listen)
OFFSET

0,2

COMMENT

2a(n)/10^n=L(n)=A000032(n). Fifth binomial transform of 1,0,125,0,15625,...

FORMULA

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

CROSSREFS

Sequence in context: A076218 A075186 A113560 this_sequence A096065 A082441 A041431

Adjacent sequences: A094361 A094362 A094363 this_sequence A094365 A094366 A094367

KEYWORD

easy,nonn

AUTHOR

Paul Barry (pbarry(AT)wit.ie), Apr 26 2004

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Last modified August 29 17:54 EDT 2008. Contains 143238 sequences.


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