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A082036
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a(n) = (9*n^2+3*n+1) * n!.
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2
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1, 13, 86, 546, 3768, 28920, 246960, 2333520, 24232320, 274700160, 3378412800, 44826566400, 638509132800, 9720379468800, 157531172198400, 2708193616128000, 49231324606464000, 943638746738688000
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OFFSET
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0,2
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COMMENTS
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LINKS
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FORMULA
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CROSSREFS
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KEYWORD
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easy,nonn
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AUTHOR
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EXTENSIONS
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Definition and formula corrected by Neven Juric, Jul 01 2008
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STATUS
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approved
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