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A124553
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Row 3 of table A124550; also equals the self-convolution cube of A124563, which is row 3 of table A124560.
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7
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1, 3, 15, 91, 666, 5955, 65794, 901881, 15346419, 324465907, 8535776700, 279761994750, 11438401220798, 584130591952902, 37300812251856828, 2981666324471342976, 298639111371493692105, 37510558656296021069859
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OFFSET
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0,2
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COMMENTS
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In table A124550, the g.f. of row n, R_n(y), simultaneously satisfies: R_n(y) = [ Sum_{k>=0} y^k * R_{n*k}(y) ]^n for n>=0.
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LINKS
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FORMULA
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G.f.: A(x) = [ Sum_{k>=0} y^k * R_{3k}(y) ]^3, where R_n(x) is the g.f. of row n in table A124550.
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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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