A024674 a(n) = position of n^3 + (n+1)^3 in A024670 (distinct sums of cubes of distinct positive integers).

1, 3, 6, 10, 15, 24, 33, 42, 52, 67, 80, 95, 112, 131, 150, 170, 195, 220, 243, 268, 300, 328, 357, 388, 425, 459, 492, 528, 571, 612, 652, 692, 743, 788, 833, 879, 937, 985, 1035, 1092, 1150, 1206, 1262, 1324, 1388, 1448, 1507, 1579, 1647, 1712, 1777, 1857