A010108 - OEIS

%I #17 Feb 12 2022 13:33:57

%S 1,0,0,0,0,0,0,0,1,0,0,0,0,0,0,2,-1,0,0,0,0,0,10,-14,5,0,0,0,9,34,

%T -105,84,-21,0,30,36,36,-594,911,-502,174,102,-86,-272,-2494,7498,

%U -7331,3416,-679,-1044,-1766,-7042,48799,-79886,59347

%N Partition function coefficients for square lattice spin 2 Ising model.

%H I. Jensen, <a href="/A010108/b010108.txt">Table of n, a(n) for n = 0..119</a> (from link 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://web.archive.org/web/20180328020829/https://researchers.ms.unimelb.edu.au/~ij@unimelb/ising/series/pf2.ser">More terms</a>

%H Iwan Jensen, Anthony J. Guttmann, <a href="https://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.

%K sign

%O 0,16

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

%E "Free energy" corrected to "partition function" (basically the exponential of the free energy) in the name by _Andrey Zabolotskiy_, Feb 12 2022