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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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5
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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
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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REFERENCES
| D. Hansel et al., Analytical properties of the anisotropic cubic Ising model, J. Stat. Phys., 48 (1987), 69-80.
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LINKS
| A. J. Guttmann, Indicators of solvability for lattice models, Discrete Math., 217 (2000), 167-189.
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FORMULA
| 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
| Cf. A008574, A054275, A054410, A054764.
Sequence in context: A140301 A134382 A105939 * A071816 A190067 A183959
Adjacent sequences: A054386 A054387 A054388 * A054390 A054391 A054392
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com), May 09 2000
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