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A025401 Numbers that are the sum of 3 distinct positive cubes in exactly 3 ways. 3
5104, 9729, 12104, 12384, 14175, 17604, 17928, 20691, 21412, 21888, 24480, 28792, 29457, 30528, 31221, 32850, 34497, 36288, 38259, 39339, 39376, 40060, 40097, 40832, 40851, 41033, 41040, 41364, 42056, 43408, 45144, 46593, 46684, 46747, 46808, 47683 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
FORMULA
{n: A025469(n) = 3}. - R. J. Mathar, Jun 15 2018
MATHEMATICA
Reap[For[n = 1, n <= 50000, n++, pr = Select[ PowersRepresentations[n, 3, 3], Times @@ # != 0 && Length[#] == Length[Union[#]] &]; If[pr != {} && Length[pr] == 3, Print[n, pr]; Sow[n]]]][[2, 1]] (* Jean-François Alcover, Jul 31 2013 *)
CROSSREFS
Cf. A025397 (not necessarily distinct)
Sequence in context: A025398 A025397 A025402 * A343987 A343986 A255209
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified March 19 04:58 EDT 2024. Contains 370952 sequences. (Running on oeis4.)