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A054275
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Susceptibility series H_2 for 2-dimensional Ising model (divided by 2).
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5
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1, 8, 24, 52, 90, 140, 200, 272, 354, 448, 552, 668, 794, 932, 1080, 1240, 1410, 1592, 1784, 1988, 2202, 2428, 2664, 2912, 3170, 3440, 3720, 4012, 4314, 4628, 4952, 5288, 5634, 5992, 6360, 6740, 7130, 7532, 7944, 8368, 8802, 9248, 9704
(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+6*x+8*x^2+6*x^3+x^4)/((1-x)^3*(1+x)).
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CROSSREFS
| Cf. A008574, A054410, A054389, A054764.
Sequence in context: A028612 A068857 A064225 * A122655 A152134 A011925
Adjacent sequences: A054272 A054273 A054274 * A054276 A054277 A054278
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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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