49399domain: NAppears in sequencesa(n)=60*sum(1<=i<=j<=k<=n,i*j^2/k).at n=7A088943Power floor sequence of 2+sqrt(8).at n=6A218988Square array T(n,k), n >= 0, k >= 0, read by antidiagonals, where T(n,k) is Sum_{i=0..n} (-1)^(n-i)*binomial(n,i)*Sum_{j=0..i} binomial(i,j)^k.at n=59A328747