Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A097265
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A097265 Primitive Pythagorean Quadruples a^2+b^2+c^2=d^2, 0<a<=b<=c<=d, gcd(a,b,c,d)=1, sorted by d, then c, then b; sequence gives long even leg values. +0
2
2, 6, 4, 8, 6, 6, 12, 10, 14, 12, 12, 10, 6, 18, 16, 16, 8, 20, 18, 18, 22, 16, 20, 22, 10, 14, 10, 26, 16, 24, 24, 18, 22, 14, 30, 20, 20, 28, 28, 8, 32, 32, 26, 30, 30, 10, 24, 28, 28, 36, 26, 22, 26, 34, 34, 14, 24, 24, 32, 24, 12, 30, 30, 38, 18, 42, 42, 28, 28, 20, 40, 40 (list; graph; listen)
OFFSET

1,1

COMMENT

One of a,b,c is odd, other two are even for primitive Pythagorean quadruples.

LINKS

Eric Weisstein's World of Mathematics, Pythagorean Quadruple.

CROSSREFS

Cf. A096907, A096908, A096909.

Sequence in context: A059773 A127399 A088438 this_sequence A074208 A066043 A066678

Adjacent sequences: A097262 A097263 A097264 this_sequence A097266 A097267 A097268

KEYWORD

nonn

AUTHOR

Ray Chandler (rayjchandler(AT)sbcglobal.net), Aug 15 2004

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified July 25 07:41 EDT 2008. Contains 142293 sequences.


AT&T Labs Research