42678domain: NAppears in sequencesa(n) = Sum_{y=1..n} Sum_{x=1..n} floor((x^k + y^k)^(1/k)) with k = 3.at n=38A211792Number of nX2 0..1 arrays with every element unequal to 1, 2, 3 or 6 king-move adjacent elements, with upper left element zero.at n=12A304143The fixed points of A355636.at n=23A355637