Susceptibility series for b.c.c. lattice.

Terms

a(0) =1a(1) =8a(2) =56a(3) =392a(4) =2648a(5) =17864a(6) =118760a(7) =789032a(8) =5201048a(9) =34268104a(10) =224679864a(11) =1472595144a(12) =9619740648a(13) =62823141192a(14) =409297617672