A085336 Numbers which are sums of two and also sums of three positive cubes.

344, 855, 1072, 1674, 2752, 3402, 3500, 3744, 4439, 4941, 5256, 6244, 6840, 6867, 6984, 8576, 9288, 9604, 9728, 10261, 10656, 10745, 10773, 10989, 13357, 13392, 14167, 14364, 15093, 16480, 17080, 17603, 17920, 18305, 18369, 18648, 20026

Offset

1,1

Links

Giovanni Resta, Table of n, a(n) for n = 1..10000

Example

1072 is a term because 1072 = 729 + 343 = 1000 + 64 + 8.

Mathematica

Cases[{i = #, IntegerPartitions[i, {#}, Range@CubeRoot@i^3] & /@ {2, 3}} & /@Range@30000, {a_, {_?(# != {} &) ..}} :> a] (* Hans Rudolf Widmer, Dec 08 2024 *)

Crossrefs

Cf. A003072, A003325.

Sequence in context: A013844 A013306 A044878 * A236090 A237378 A237243

Adjacent sequences: A085333 A085334 A085335 * A085337 A085338 A085339

Keyword

nonn

Author

Labos Elemer, Jul 07 2003

Status

approved