A179148 - OEIS

A179148

Numbers n such that Mordell's equation y^2 = x^3 + n has exactly 4 integral solutions.

12, 15, 28, 44, 63, 68, 101, 121, 128, 148, 168, 197, 198, 204, 208, 220, 232, 248, 269, 294, 337, 346, 350, 369, 404, 409, 443, 481, 485, 492, 540, 556, 561, 575, 618, 640, 656, 659, 701, 702, 716, 740, 757, 768, 775, 785, 804, 829, 850, 857, 868, 885, 901

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..53.

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]

CROSSREFS

Cf. A054504, A081119, A179145-A179162.

Sequence in context: A345666 A369005 A134221 * A194234 A296796 A376430

Adjacent sequences: A179145 A179146 A179147 * A179149 A179150 A179151

KEYWORD

nonn

AUTHOR

Artur Jasinski, Jun 30 2010

EXTENSIONS

URL typos corrected - R. J. Mathar, Jul 05 2010

Edited by Ray Chandler, Jul 11 2010

STATUS

approved