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A138614
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Expansion of (2*x-1)*(x^2-x-1) / ( 1-2*x^2+2*x^4 ).
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0
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1, -1, -1, 0, -4, 2, -6, 4, -4, 4, 4, 0, 16, -8, 24, -16, 16, -16, -16, 0, -64, 32, -96, 64, -64, 64, 64, 0, 256, -128, 384, -256, 256, -256, -256, 0, -1024, 512, -1536, 1024, -1024, 1024, 1024, 0, 4096, -2048, 6144, -4096, 4096, -4096, -4096
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OFFSET
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0,5
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LINKS
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FORMULA
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a(n)= -4a(n-8).
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MATHEMATICA
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LinearRecurrence[{0, 2, 0, -2}, {1, -1, -1, 0}, 60] (* Harvey P. Dale, Jul 31 2023 *)
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CROSSREFS
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KEYWORD
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sign,easy
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AUTHOR
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STATUS
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approved
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