McKay-Thompson series of class 20E for Monster.

Terms

a(0) =1a(1) =3a(2) =6a(3) =13a(4) =24a(5) =39a(6) =64a(7) =102a(8) =153a(9) =230a(10) =342a(11) =492a(12) =704a(13) =999a(14) =1392a(15) =1922a(16) =2637a(17) =3576a(18) =4812a(19) =6438a(20) =8547a(21) =11278a(22) =14802a(23) =19317a(24) =25078a(25) =32403a(26) =41670a(27) =53358a(28) =68043a(29) =86424