%I #13 Oct 05 2019 09:15:39

%S 2,0,0,0,0,0,0,0,0,0,-1,0,0,0,0,0,0,0,0,-4,3,0,0,0,0,0,0,0,-30,48,-19,

%T 0,0,0,0,0,-36,-136,468,-408,111,0,0,0,-150,-180,-135,3240,-5340,3260,

%U -696,-132,-414,-612,696,1932,16158,-51004,53919

%N Spontaneous magnetization coefficients for square lattice spin 5/2 Ising model.

%C First term is really 5/2.

%H I. Jensen, <a href="/A010106/b010106.txt">Table of n, a(n) for n = 0..126</a> [taken from web site below]

%H I. G. Enting, A, J. Guttmann and I. Jensen, <a href="https://arxiv.org/abs/hep-lat/9410005">Low-Temperature Series Expansions for the Spin-1 Ising Model</a>, arXiv:hep-lat/9410005, 1994; J. Phys. A. 27 (1994) 6987-7006.

%H I. Jensen, <a href="https://researchers.ms.unimelb.edu.au/~ij@unimelb/ising/series/mag5_2.ser">More terms</a>

%H Iwan Jensen, Anthony J. Guttmann, <a href="http://arxiv.org/abs/cond-mat/9509121">Series expansions of the percolation probability for directed square and honeycomb lattices</a>, arXiv:cond-mat/9509121, 1995; J. Phys. A 28 (1995), no. 17, 4813-4833.

%Y Apart from first term, same as A030121 (first term is really 5/2).

%K sign

%O 0,1

%A _N. J. A. Sloane_, _Simon Plouffe_