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 A274337 Numbers n such that 2^n is not the sum of 5 positive cubes. 0
 0, 1, 2, 3, 4, 5, 7, 8, 10, 11, 14 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 COMMENTS Corresponding 2^n values are 1, 2, 4, 8, 16, 32, 128, 256, 1024, 2048, 16384. LINKS Table of n, a(n) for n=1..11. EXAMPLE 6 is not a term because 2^6 = 1^3 + 1^3 + 2^3 + 3^3 + 3^3. MATHEMATICA Log2[#]&/@Complement[2^Range[0, 15], Union[Total/@Tuples[Range[30]^3, 5]]] (* Harvey P. Dale, Sep 12 2020 *) CROSSREFS Cf. A000079, A003328. Sequence in context: A180968 A191847 A321290 * A107912 A190850 A066077 Adjacent sequences: A274334 A274335 A274336 * A274338 A274339 A274340 KEYWORD nonn,easy,fini,full AUTHOR Altug Alkan, Jun 22 2016 STATUS approved

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Last modified September 19 11:06 EDT 2024. Contains 376010 sequences. (Running on oeis4.)