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A238836 Large-q series expansion for the corner free energy of the square-lattice zero-temperature Potts antiferromagnet, in terms of the variable z = 1/(q - 1). 2

%I

%S 1,0,0,1,0,0,0,4,12,20,28,67,208,484,753,750,679,2320,10020,30548,

%T 68832,108744,65229,-236055,-739289,101404,7201383,26255714,43505098,

%U -17552274,-291420026,-674637832,27442,4426763291,12910062402,9737827437,-49131891078,-184470253912,-183956055539,621518352427,2660084937207,3075466954690,-7500763944932,-34822638005931,-38841312202313,104412348649015,448320847685638

%N Large-q series expansion for the corner free energy of the square-lattice zero-temperature Potts antiferromagnet, in terms of the variable z = 1/(q - 1).

%H J. Salas and A. D. Sokal, <a href="http://arxiv.org/abs/0711.1738">Transfer Matrices and Partition-Function Zeros for Antiferromagnetic Potts Models. V. Further Results for the Square-Lattice Chromatic Polynomial</a>, J. Stat. Phys. 135 (2009) 279-373, arXiv:0711.1738. Mentions this sequence.

%Y Cf. A090673, A238835.

%K sign

%O 0,8

%A _N. J. A. Sloane_, Mar 14 2014

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Last modified January 18 17:18 EST 2022. Contains 350455 sequences. (Running on oeis4.)