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A066403
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From expansion of Belyi function for cube.
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4
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0, 1, 46, 1347, 32220, 686661, 13579914, 254863751, 4601440184, 80635542921, 1379999420134, 23167187812555, 382770785757588, 6239740764495309, 100556187294037314, 1604514927998181135, 25381661274646261616, 398462715169752739601, 6213273419843077690782
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OFFSET
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0,3
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LINKS
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FORMULA
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The Belyi function is -108*(z^4+1)^4*z^4/(z^8-14*z^4+1)^3.
G.f.: x*(1+x)^4 / (1-14*x+x^2)^3. - Colin Barker, Jan 12 2016
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MATHEMATICA
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LinearRecurrence[{42, -591, 2828, -591, 42, -1}, {0, 1, 46, 1347, 32220, 686661}, 30] (* Harvey P. Dale, Jul 03 2017 *)
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PROG
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(PARI) concat(0, Vec(x*(1+x)^4/(1-14*x+x^2)^3 + O(x^20))) \\ Colin Barker, Jan 12 2016
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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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EXTENSIONS
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Corrected by Francisco Salinas (franciscodesalinas(AT)hotmail.com), Dec 25 2001
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STATUS
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approved
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