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A325669
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First term of n-th difference sequence of (floor(k*r)), r = -sqrt(5), k >= 0.
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3
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-3, 1, -1, 1, -2, 6, -16, 36, -72, 136, -256, 496, -992, 2016, -4096, 8256, -16512, 32896, -65536, 130816, -261631, 523754, -1048323, 2096152, -4183701, 8324850, -16480855, 32363020, -62784775, 119759850, -223346545, 404492000, -705032195, 1166803110
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OFFSET
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1,1
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LINKS
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MATHEMATICA
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Table[First[Differences[Table[Floor[-Sqrt[5]*n], {n, 0, 50}], n]], {n, 1, 50}]
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CROSSREFS
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KEYWORD
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easy,sign
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AUTHOR
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STATUS
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approved
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