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A056063
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Coefficients in power series of autocorrelation function of a spin s=1/2 particle in Heisenberg chain at infinite temperature.
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0
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1, 4, 44, 652, 11636, 242816, 5896200, 166988876, 5522663076, 212691519520, 9480072152976, 485032014072352, 28212945137704000, 1845697627092687232, 134276285717364346136, 10746808538882581859580
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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REFERENCES
| Markus Boehm and Hajo Leschke, Dynamic spin-pair correlations in a Heisenberg chain at infinite temperature based on an extended short-time expansion, J. Phys. A 25, 1043 (1992)
Markus Boehm et al., Spectral signature of quantum spin diffusion in dimensions d=1, 2 and 3, Phys. Rev. B 49, 417 (1994)
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LINKS
| M. Boehm, Home page
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CROSSREFS
| Sequence in context: A053315 A005721 A103870 * A177749 A053332 A157093
Adjacent sequences: A056060 A056061 A056062 * A056064 A056065 A056066
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KEYWORD
| hard,nice,nonn
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AUTHOR
| Markus Boehm (markus.boehm(AT)coi.de), Jul 27 2000
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