501468domain: NAppears in sequencesExpansion of {Product_{j>=1} (1 - (-x)^j) - 1}^12 in powers of x.at n=31A001490a(n) = Sum_{k=1..(p-1)*(p-2)} floor((k*p)^(1/3)) where p is the n-th prime.at n=23A078838