Low-temperature susceptibility expansion for square lattice (Potts model, q=3).

Terms

a(0) =2a(1) =0a(2) =16a(3) =16a(4) =100a(5) =216a(6) =844a(7) =1552a(8) =7844a(9) =12112a(10) =60268a(11) =118944a(12) =424072a(13) =1081392a(14) =3201728a(15) =8670688a(16) =25713154a(17) =67206560a(18) =203077760a(19) =532881432a(20) =1558159918a(21) =4250639632a(22) =11956293152a(23) =33296697848a(24) =92820406096a(25) =257249275776