2708322domain: NAppears in sequencesSum along upward diagonal of Pascal triangle from halfway point.at n=32A010759a(n) = T(2*n, n+4), T given by A027935.at n=8A027940Partial sums of A053296.at n=16A053308a(n) = Sum_{i=0..n} binomial(2n+i,2i).at n=8A108082