A350976 Numbers k such that x^3 - y^2 = k has a unique solution.

2, 13, 19, 44, 49, 74, 146, 193, 301, 506, 589, 767, 769, 866, 868

Offset: 1

Author

N. J. A. Sloane, Mar 06 2022

Keywords

• nonn
• more

Comments

Apparently this is an incomplete version of A179164. (Note that the sign-switched y are counted individually in A179164 and A179163.) - R. J. Mathar, Mar 07 2022

References

• H. Brocard, Query 2312, L'Intermédiaire des Mathématiciens, 10 (1903), 283-284.

Links

• LMFDB 13, 19, 44

Crossrefs

Cf. A350977.