861250domain: NAppears in sequencesNumbers that are the sum of 2 nonzero squares in exactly 10 ways.at n=25A025293Numbers that are the sum of 2 distinct nonzero squares in exactly 10 ways.at n=25A025311a(n) = Sum_{k=0..n} floor((k/2)^2)*n^2. Row sums of A391996.at n=25A391997