Denominators of expansion for Debye function for n=2: D(2,x).

Terms

a(0) =1a(1) =3a(2) =24a(3) =1a(4) =2160a(5) =1a(6) =120960a(7) =1a(8) =6048000a(9) =1a(10) =287400960a(11) =1a(13) =1a(14) =597793996800a(15) =1a(17) =1a(19) =1a(21) =1a(23) =1a(25) =1