296481domain: NAppears in sequencesa(n) = ceiling(n^4/4).at n=33A131478a(n) = A046161(n) + A001803(n).at n=9A173396Number of (v,w,x,y,z) with all terms in {0,1,...,n} and v=average(w,x,y,z).at n=32A212257