Number of subsets of the first n positive cubes whose sum is a positive cube.

Terms

a(0) =1a(1) =2a(2) =3a(3) =4a(4) =6a(5) =7a(6) =8a(7) =11a(8) =12a(9) =18a(10) =23a(11) =32a(12) =42a(13) =67a(14) =99a(15) =150a(16) =247a(17) =391a(18) =635a(19) =1098a(20) =1865a(21) =2927a(22) =4932a(23) =9109a(24) =14825a(25) =26926a(26) =48452a(27) =83758a(28) =148387a(29) =263258