653184000domain: NAppears in sequencesMulti-level primorials: triangle with a(n,k)=a(n-1,k-1)*a(n-1,k) but with a(n,1)=p(n) and a(n,n)=2.at n=24A066119Superduperprimorials: product of first n terms in Chernoff sequence.at n=4A066120