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A085850 Decimal expansion of hard square entropy constant. 7
1, 5, 0, 3, 0, 4, 8, 0, 8, 2, 4, 7, 5, 3, 3, 2, 2, 6, 4, 3, 2, 2, 0, 6, 6, 3, 2, 9, 4, 7, 5, 5, 5, 3, 6, 8, 9, 3, 8, 5, 7, 8, 1, 0 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
R. J. Baxter, Planar Lattice Gases with Nearest-Neighbour Exclusion, arXiv:cond-mat/9811264 [cond-mat.stat-mech], 1998; Annals of Combinatorics, 3 (1999), pp. 191-203.
S. R. Finch, Several Constants Arising in Statistical Mechanics, Annals Combinat. vol 3 (1999) issue (2-4) pp. 323-335.
Vaclav Kotesovec, Non-attacking chess pieces, 6ed, 2013, p. 69 and 372.
Eric Weisstein's World of Mathematics, Hard Square Entropy Constant.
EXAMPLE
1.503048082...
CROSSREFS
Sequence in context: A361980 A355068 A261219 * A176867 A351208 A229175
KEYWORD
nonn,nice,cons,more
AUTHOR
Eric W. Weisstein, Jul 05 2003
EXTENSIONS
More terms from R. J. Mathar, Jul 18 2007
Terms a(19)-a(44) computed R. J. Baxter, 1998
STATUS
approved

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Last modified March 19 03:33 EDT 2024. Contains 370952 sequences. (Running on oeis4.)