338143domain: NAppears in sequences4-dimensional figurate numbers: a(n) = n*binomial(n+2, 3).at n=36A002417Records in A093101.at n=8A093647a(n) = (p^2*(p+1)*(p+2))/6 where p is n-th prime.at n=11A098741Bisection of A002417.at n=18A100430