249424domain: NAppears in sequencesAugmented amicable pairs (smaller member of each pair).at n=4A007992Numbers n such that n^3 is the sum of three or more consecutive positive cubes.at n=21A097811Variation on betrothed numbers.at n=8A281265O.g.f. A(x) satisfies: [x^n] exp( n^2 * x*A(x) ) / A(x) = 0 for n > 0.at n=5A304402