a(n) is the smallest integer k such that the Diophantine equation x^3 + y^3 + z^3 = k^3 has exactly n positive primitive integer solutions.
A391773
a(n) is the smallest integer k such that the Diophantine equation x^3 + y^3 + z^3 = k^3 has exactly n positive primitive integer solutions.
Terms
- a(0) =6a(1) =41a(2) =87a(3) =219a(4) =606a(5) =492a(6) =2999a(7) =4351a(8) =5781a(9) =11023a(10) =19443a(11) =45897a(12) =74033a(13) =59049a(14) =139575a(15) =130321a(16) =255477a(17) =354225a(18) =468513a(19) =506169a(20) =455625a(21) =858171
External references
- oeis: A391773