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A014136 Not of form x^3 + 2y^3 + 3z^3. 1
36, 288 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
The last term is likely to be 288.
LINKS
EXAMPLE
7 = 6^3 + 2*(-4)^3 + 3*(-3)^3 = 216 - 128 - 81, so 7 is not in the sequence. - Peter Munn, Dec 13 2022
CROSSREFS
Cf. A202173.
Sequence in context: A202958 A187511 A185243 * A245435 A288963 A091081
KEYWORD
nonn,bref,hard
AUTHOR
Richard C. Schroeppel
STATUS
approved

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Last modified April 24 00:30 EDT 2024. Contains 371917 sequences. (Running on oeis4.)