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Search: id:A124554
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| 1, 4, 26, 204, 1899, 21180, 287568, 4802716, 99084889, 2531896840, 80346294380, 3173108251044, 156222183969181, 9603287701405136, 738066706464107408, 71003673625149131020, 8559188942710590217013, 1294012524894298022238700
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OFFSET
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0,2
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COMMENT
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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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FORMULA
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G.f.: A(x) = [ Sum_{k>=0} y^k * R_{4k}(y) ]^4, where R_n(x) is the g.f. of row n in table A124550.
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CROSSREFS
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Cf. A124550; other rows: A124551, A124552, A124553, A124555, A124556.
Adjacent sequences: A124551 A124552 A124553 this_sequence A124555 A124556 A124557
Sequence in context: A127086 A141381 A118971 this_sequence A048351 A143436 A135884
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KEYWORD
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nonn
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AUTHOR
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Paul D. Hanna (pauldhanna(AT)juno.com), Nov 07 2006
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