A286836 Even numbers that are the sum of two odd prime cubes.

54, 152, 250, 370, 468, 686, 1358, 1456, 1674, 2224, 2322, 2540, 2662, 3528, 4394, 4940, 5038, 5256, 6244, 6886, 6984, 7110, 7202, 8190, 9056, 9826, 11772, 12194, 12292, 12510, 13498, 13718, 14364, 17080, 19026, 24334, 24416, 24514, 24732, 25720, 26586, 29302

Offset

1,1

Comments

Subsequence of A003325.

Links

Table of n, a(n) for n=1..42.

Mathematica

Do[If[Prime[i]^3 + Prime[j]^3 == 2n, Print[2n]], {n, 15000}, {i, 2, n^(1/3)}, {j, i, (2n - i^3)^(1/3)}]

Crossrefs

Cf. A030078, A000578, A003325, A024670, A045636, A120398.

Sequence in context: A044686 A108780 A057396 * A304172 A044386 A044767

Adjacent sequences: A286833 A286834 A286835 * A286837 A286838 A286839

Keyword

nonn,easy

Author

XU Pingya, Jul 31 2017

Status

approved