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6561, 16777216, 815730721, 11019960576, 78310985281, 377801998336, 1406408618241, 4347792138496, 11688200277601, 28179280429056, 62259690411361, 128063081718016, 248155780267521, 457163239653376
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,1
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LINKS
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MATHEMATICA
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(5*Range[0, 20]+3)^8 (* or *) LinearRecurrence[{9, -36, 84, -126, 126, -84, 36, -9, 1}, {6561, 16777216, 815730721, 11019960576, 78310985281, 377801998336, 1406408618241, 4347792138496, 11688200277601}, 20] (* Harvey P. Dale, Sep 28 2016 *)
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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