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A232979
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Number of acyclic orientations of the bi-iterative graph family G^4_n.
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2
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6, 90, 2826, 179874, 22988394, 5882561010, 3011536790874, 3083724807586146, 6315421830476086026, 25867919440922274113490, 211909896144041988220786746, 3471931327152422147338068920514, 113768242349516897374699301112595434, 7455915475175021412811907000511105871410
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OFFSET
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0,1
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LINKS
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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EXTENSIONS
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STATUS
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approved
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