304575domain: NAppears in sequencesNumber of nondecreasing strings of numbers x(i=1..8) in -n..n with sum x(i)^3 equal to 0.at n=32A188282Number of 2n-bead necklaces labeled with numbers 1..4 not allowing reversal, with neighbors differing by exactly 1.at n=15A208723Numbers n for which sigma(sigma(n)) = 3*sigma(n).at n=25A326181