

A177988


Numbers n such that quartic curve y^2=x^4n has integral points.


2



1, 7, 12, 15, 16, 17, 31, 32, 45, 49, 56, 60, 65, 71, 72, 77, 80, 81
(list;
graph;
refs;
listen;
history;
text;
internal format)



OFFSET

1,2


COMMENTS

Complement to this sequence see A177989.
Numbers n such that quartic curve y^2=x^4+n has integral points. see A177986.


LINKS

Table of n, a(n) for n=1..18.


PROG

(MAGMA) IntegralQuarticPoints([1, 0, 0, 0, 81]);


CROSSREFS

Cf. A054504, A081121, A177986, A177987, A177988, A177989.
Sequence in context: A162194 A247954 A145310 * A072834 A138615 A210254
Adjacent sequences: A177985 A177986 A177987 * A177989 A177990 A177991


KEYWORD

nonn


AUTHOR

Artur Jasinski, May 16 2010


STATUS

approved



