A057381 Low-temperature partition function expansion for square lattice (Potts model, q=4).

1, 0, 0, 0, 3, 0, 6, 12, 3, 72, 66, 144, 822, 480, 3624, 8508, 10482, 65856, 94794, 289452, 1008420, 1561032, 6503532, 15224016, 34976979, 125988144, 263308986, 805096764, 2319752694, 5402283396, 17415097542, 44310604860

Offset: 0

Author

N. J. A. Sloane, Aug 30 2000

Keywords

• nonn

Links

• I. Jensen, Table of n, a(n) for n = 0..59 (from link below)
• I. Jensen, More terms

Crossrefs

Cf. A057374-A057405.