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Search: id:A054389
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| A054389 |
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Susceptibility series H_5 for 2-dimensional Ising model (divided by 2). |
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+0
6
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| 1, 20, 140, 620, 2016, 5364, 12292, 25228, 47488, 83508, 138908, 220748, 337568, 499668, 719124, 1010092, 1388800, 1873876, 2486316, 3249836, 4190816, 5338676, 6725796, 8387916, 10364032, 12696820, 15432508, 18621324, 22317344
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OFFSET
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0,2
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REFERENCES
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D. Hansel et al., Analytical properties of the anisotropic cubic Ising model, J. Stat. Phys., 48 (1987), 69-80.
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LINKS
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A. J. Guttmann, Indicators of solvability for lattice models, Discrete Math., 217 (2000), 167-189.
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FORMULA
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Expansion of (1 + 16*x + 64*x^2 + 144*x^3 + 166*x^4 + 144*x^5 + 64*x^6 + 16*x^7 + x^8) / ((1 - x)^6*(1 + x)^2).
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CROSSREFS
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Cf. A008574, A054275, A054410, A054764.
Sequence in context: A140301 A134382 A105939 this_sequence A071816 A094171 A100190
Adjacent sequences: A054386 A054387 A054388 this_sequence A054390 A054391 A054392
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KEYWORD
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nonn
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AUTHOR
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N. J. A. Sloane (njas(AT)research.att.com), May 09 2000
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