A010102 Spontaneous magnetization coefficients for square lattice spin 1 Ising model.

1, 0, 0, 0, -1, 0, 0, -4, 3, 0, -30, 48, -52, -120, 368, -612, -254, 2524, -6216, 4040, 11805, -49400, 68268, 14928, -332511, 734508, -568038, -1641320, 6202774, -9239676, -2503162, 42749908, -99021392, 72255812, 215763902

Offset: 0

Author

N. J. A. Sloane, Simon Plouffe

Keywords

• sign

Links

• I. Jensen, Table of n, a(n) for n = 0..113 (from link below)
• I. G. Enting, A, J. Guttmann and I. Jensen, Low-Temperature Series Expansions for the Spin-1 Ising Model, arXiv:hep-lat/9410005, 1994; J. Phys. A. 27 (1994) 6987-7006.
• I. Jensen, More terms
• Iwan Jensen and Anthony J. Guttmann, Series expansions of the percolation probability for directed square and honeycomb lattices, arXiv:cond-mat/9509121, 1995; J. Phys. A 28 (1995), no. 17, 4813-4833.

Crossrefs

Cf. A002928, A010103, A010104, A010105, A010106, A010107, A010111, A010115.

Extensions

Link corrected by Ralf Stephan, Aug 04 2013