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A060056
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Nonzero numbers in expansion of ((tan(x))^4)/4! in (x^n)/n!.
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2
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1, 40, 2016, 135680, 11977856, 1351633920, 190346960896, 32769353973760, 6776471542235136, 1658320063181619200, 474140484461265944576, 156647023437347542794240, 59229231136268698009993216
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OFFSET
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0,2
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LINKS
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FORMULA
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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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