690625domain: NAppears in sequencesNumbers of the form q1^b1 * q2^b2 * q3^b3 * q4^b4 * q5^b5 * ... where q1=5, q2=13, q3=17, q4=29, q5=37, ... (A002144) and b1 >= b2 >= b3 >= b4 >= b5 >= ....at n=28A054994Numbers that are multiple-digit narcissistic numbers in exactly four bases.at n=22A256363