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

Terms

a(0) =1a(1) =0a(2) =0a(3) =0a(4) =-4a(5) =0a(6) =-16a(7) =-32a(8) =-28a(9) =-288a(10) =-400a(11) =-1024a(12) =-5268a(13) =-5920a(14) =-32160a(15) =-82720a(16) =-163020a(17) =-737568a(18) =-1482784a(19) =-4644992a(20) =-15095436a(21) =-33307648a(22) =-117747376a(23) =-312435552a(24) =-842726356a(25) =-2747491616a(26) =-7020371952a(27) =-21348043296