-897408domain: ZAppears in sequencesMcKay-Thompson series of class 6C for Monster (and, apart from signs, of class 12A).at n=23A007256McKay-Thompson series of class 6C for Monster (and, apart from signs, of class 12A).at n=23A045486McKay-Thompson series of class 6C for the Monster group with a(0) = -6.at n=23A121666