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Search: id:A077880
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A077880 Expansion of (1-x)^(-1)/(1-2*x^2+x^3). +0
1
1, 1, 3, 2, 6, 2, 11, -1, 21, -12, 44, -44, 101, -131, 247, -362, 626, -970, 1615, -2565, 4201, -6744, 10968, -17688, 28681, -46343, 75051, -121366, 196446, -317782, 514259, -832009, 1346301, -2178276, 3524612, -5702852, 9227501, -14930315, 24157855, -39088130, 63246026, -102334114 (list; graph; listen)
OFFSET

0,3

FORMULA

a(n) = (-1)^n*Fibonacci(n-1)+n. - Vladeta Jovovic (vladeta(AT)Eunet.yu), Jul 18 2004

CROSSREFS

Sequence in context: A065228 A092843 A078589 this_sequence A131969 A058971 A137324

Adjacent sequences: A077877 A077878 A077879 this_sequence A077881 A077882 A077883

KEYWORD

sign

AUTHOR

njas, Nov 17 2002

page 1

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Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


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