Least k whose set of divisors contains exactly n quadruples (x, y, z, w) such that x^3 + y^3 + z^3 = w^3, or 0 if no such k exists.
A337098
Least k whose set of divisors contains exactly n quadruples (x, y, z, w) such that x^3 + y^3 + z^3 = w^3, or 0 if no such k exists.
Terms
- a(0) =60a(1) =120a(2) =240a(3) =432a(4) =960a(5) =360a(6) =3840a(7) =1728a(8) =2592a(9) =720a(10) =1800a(11) =2520a(12) =161700a(13) =1440a(14) =6840a(15) =9000a(16) =2160a(17) =2880a(18) =168300a(19) =5040a(20) =41472a(21) =5760a(22) =1520820a(23) =4320a(24) =7200a(25) =11520a(26) =119700a(27) =10080a(28) =682080a(29) =10800
External references
- oeis: A337098