1075599domain: NAppears in sequencesa(n) = n^5 - (n-1)^5 + (n-2)^5 - ... +(-1)^n*0^5.at n=18A062393Smaller of two consecutive numbers with the same prime signature not occurring earlier.at n=32A091405Numbers n such that n and n+1 both have 30 divisors.at n=3A274365