A057384 Low-temperature specific heat expansion for hexagonal lattice (Potts model, q=3).

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

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