89448domain: NAppears in sequencesMcKay-Thompson series of class 22A for Monster.at n=33A058567Values of m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,49.at n=5A064261Numbers k such that k and k^2 use only the digits 0, 4, 7, 8 and 9.at n=33A136959