A177786 Positive numbers which have more than two representations (m,s) as a difference s^2-m^5, m>=1, s>0.

1828, 3332, 4100

Offset

1,1

Comments

This sequence is a subsequence of A177770.

Contains also 10993 and 53668, not necessarily as the next terms. [R. J. Mathar, May 23 2010]

Links

Table of n, a(n) for n=1..3.

Example

a(1)=1828 = 98^2-6^5 = 186^2-8^5 = 90298^2-96^5.
a(2)=3332 = 58^2-2^5 = 66^2-4^5 = 190^2-8^5.
a(3)=4100 = 85^2-5^5 = 1026^2-16^5 = 1790^2-20^5.

Crossrefs

Cf. A152412, A177760, A177761, A177763, A177764, A177765, A177766, A177770.

Sequence in context: A259950 A264215 A167266 * A235073 A205921 A196895

Adjacent sequences: A177783 A177784 A177785 * A177787 A177788 A177789

Keyword

more,nonn,bref

Author

Artur Jasinski, May 13 2010

Extensions

Added constraint s>0 to the definition - R. J. Mathar, May 23 2010

Status

approved