|
| |
|
|
A085482
|
|
Product of three solutions of the Diophantine equation x^2 - y^2 = z^3.
|
|
1
| |
|
|
54, 13824, 354294, 3538944, 21093750, 90699264, 311299254, 905969664, 2324522934, 5400000000, 11575379574, 23219011584, 44049458934, 79692609024, 138396093750, 231928233984, 376690901814, 595077871104, 917112404214
(list; graph; refs; listen; history; internal format)
|
|
|
|
OFFSET
| 1,1
|
|
|
COMMENTS
| Parametric representation of the solution is (x,y,z) = (6n^3, 3n^3, 3n^2), thus getting a(n) = 54*n^8.
|
|
|
FORMULA
| a(n) = 54*n^8
|
|
|
CROSSREFS
| Cf. A085409.
Sequence in context: A046199 A007761 A178633 * A084226 A071800 A093254
Adjacent sequences: A085479 A085480 A085481 * A085483 A085484 A085485
|
|
|
KEYWORD
| nonn,easy
|
|
|
AUTHOR
| Jun Mizuki (suzuki32(AT)sanken.osaka-u.ac.jp), Aug 15 2003
|
|
|
EXTENSIONS
| More terms from Ray Chandler (rayjchandler(AT)sbcglobal.net), Nov 06 2003
|
| |
|
|
