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Search: id:A122502
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| A122502 |
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Expansion of x/(1 - 22 x^2 - 54 x^3 - 38 x^4). |
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+0
1
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| 0, 1, 0, 22, 54, 522, 2376, 15236, 82512, 483332, 2728296, 15667920, 89257896, 510388840, 2913416640, 16643861824, 95047963488, 542884234608, 3100533567552, 17708509939040, 101139309767520, 577645632221792
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OFFSET
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1,4
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REFERENCES
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R. G. Newton, Scattering Theory of Waves and Particles, McGraw Hill, New York, 1966, pp. 557ff.
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MATHEMATICA
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f[x_] = -38 - 54 x - 22 x^2 + x^4 ExpandAll[x^4*f[1/x]] a=Table[ SeriesCoefficient[ Series[x/(1-22 x^2-54 x^3-38 x^4), {x, 0, 50}], n], {n, 0, 50}]
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CROSSREFS
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Sequence in context: A092221 A111576 A101571 this_sequence A063302 A088820 A058097
Adjacent sequences: A122499 A122500 A122501 this_sequence A122503 A122504 A122505
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KEYWORD
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nonn
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AUTHOR
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Roger Bagula (rlbagulatftn(AT)yahoo.com), Sep 15 2006
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EXTENSIONS
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Edited by N. J. A. Sloane (njas(AT)research.att.com), Serp 17 2006
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