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A356700
Numbers k such that Mordell's equation y^2 = x^3 - k has a record number of integral solutions.
3
1, 2, 4, 28, 116, 207, 431, 2351, 3807
OFFSET
1,2
COMMENTS
Indices of records in A081120. For the record values see A356702.
EXAMPLE
207 is a term since the equation y^2 = x^3 + 207 has 14 integral solutions, and the number of solutions to y^2 = x^3 - k is less than 14 for 0 < k < 207.
CROSSREFS
KEYWORD
nonn,hard,more
AUTHOR
Jianing Song, Aug 23 2022
STATUS
approved