McKay-Thompson series of class 21C for the Monster group.

Terms

a(0) =1a(1) =3a(2) =8a(3) =11a(4) =25a(5) =35a(6) =57a(7) =86a(8) =139a(9) =198a(10) =291a(11) =417a(12) =588a(13) =812a(14) =1132a(15) =1538a(16) =2103a(17) =2805a(18) =3767a(19) =4963a(20) =6554a(21) =8548a(22) =11165a(23) =14426a(24) =18601a(25) =23830a(26) =30443a(27) =38642a(28) =48986a(29) =61748