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A113717
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Column 1 of triangle A113716, in which row n forms a polynomial in y=3*k that generates diagonal n as k=0,1,2,... for n>=0.
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3
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1, 4, 22, 157, 1372, 14008, 161995, 2079994, 29268778, 447355381, 7378113658, 130623533086, 2471708825851, 49801573782382, 1064903759520232, 24092915169822295, 575151611909110366, 14450636276353406074
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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) = Sum_{j=0..n} A113716(n, j)*3^j.
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CROSSREFS
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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