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 A057384 Low-temperature specific heat expansion for hexagonal lattice (Potts model, q=3). 1
 72, 0, 0, 0, 600, 726, -1440, 0, 7056, 8100, -13824, -20808, 94176, 119130, -196800, -291942, 917664, 1986924, -2389248, -5092500, 10788960, 26041338, -21643104, -81270876, 111771360, 369058596, -215519232, -1109316384 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 COMMENTS The hexagonal lattice is the familiar 2-dimensional lattice in which each point has 6 neighbors. This is sometimes called the triangular lattice. LINKS I. Jensen, Table of n, a(n) for n = 0..63 (from link below) I. Jensen, More terms G. Nebe and N. J. A. Sloane, Home page for hexagonal (or triangular) lattice A2 Index entries for sequences related to specific heat CROSSREFS Cf. A057374-A057405. Sequence in context: A352732 A093176 A332841 * A240254 A375942 A228095 Adjacent sequences: A057381 A057382 A057383 * A057385 A057386 A057387 KEYWORD sign AUTHOR N. J. A. Sloane, Aug 30 2000 STATUS approved

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Last modified September 13 10:14 EDT 2024. Contains 375904 sequences. (Running on oeis4.)