4342914domain: NAppears in sequencesCubefree taxi-cab numbers.at n=15A272885Cubefree taxi-cab numbers that are not squarefree.at n=4A272889Sum of two coprime positive cubes in at least 2 ways, but not the sum of 2 non-coprime positive cubes.at n=15A293649Taxicab numbers that are sandwiched between squarefree numbers.at n=29A371602