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A002978 Susceptibility series for honeycomb.
(Formerly M3189)
0
0, 0, 4, 0, 12, 8, 48, 96, 320, 888, 2748, 8384, 26340, 83568, 268864, 873648 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

REFERENCES

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

M. F. Sykes and M. E. Fisher, Antiferromagnetic susceptibility of the plane square and honeycomb Ising lattices, Physica, 28 (1962), 919-938.

M. F. Sykes, D. G. Gaunt, P. D. Roberts and J. A. Wyles, High temperature series for the susceptibility of the Ising model, I. Two dimensional lattices, J. Phys. A 5 (1972) 624-639.

LINKS

Table of n, a(n) for n=1..16.

CROSSREFS

Sequence in context: A273329 A141554 A076600 * A273609 A273505 A273706

Adjacent sequences:  A002975 A002976 A002977 * A002979 A002980 A002981

KEYWORD

nonn,nice

AUTHOR

N. J. A. Sloane.

STATUS

approved

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Last modified June 28 20:31 EDT 2017. Contains 288840 sequences.