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A028069
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Expansion of 1/((1-3x)(1-5x)(1-9x)(1-11x)).
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0
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1, 28, 510, 7700, 104951, 1344168, 16531180, 197743000, 2319239901, 26813094308, 306681461450, 3479254697100, 39224238812851, 440041610610448, 4917647821351320, 54788913249014000, 608931512071655801
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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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a(n)=(11^(n+3)-2*9^(n+3)+2*5^(n+3)-3^(n+3))/96. [Yahia Kahloune, Jun 10 2013]
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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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