login
A179174
Numbers n such that Mordell's equation y^2 = x^3 - n has exactly 22 integral solutions.
2
3807, 3896, 52784, 129556, 157239, 167600, 185112, 200871, 281439, 314199, 347967, 370647, 399375, 553648, 623872, 720703, 815728, 819775, 856799, 934975, 994816
OFFSET
1,1
COMMENTS
Counting (+x,+y) and (+x,-y) iff y != 0.
LINKS
J. Gebel, Integer points on Mordell curves [Cached copy, after the original web site tnt.math.se.tmu.ac.jp was shut down in 2017]
Jose Aranda, C++ Program
CROSSREFS
Subsequence of A007412.
Sequence in context: A031793 A234765 A228545 * A232083 A234668 A259522
KEYWORD
hard,more,nonn
AUTHOR
Artur Jasinski, Jun 30 2010
EXTENSIONS
Edited by Ray Chandler, Jul 11 2010
a(3)-a(21) from Jose Aranda, Aug 10 2024
STATUS
approved