86848domain: NAppears in sequencesSum of the areas of the Durfee squares of all partitions of n.at n=31A116503a(n) = Sum_{k=1..n} mu(k) * (floor(n/k)^4 - floor((n-1)/k)^4).at n=29A344597Indices of records of A388038.at n=18A388263