login
This site is supported by donations to The OEIS Foundation.
Logo

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A034168 Disjoint discriminants (one form per genus) of type 2 (doubled). 3
2, 6, 10, 22, 30, 42, 58, 70, 78, 102, 130, 190, 210, 330, 462 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

REFERENCES

J. M. Borwein and P. B. Borwein, Pi and the AGM, page 293.

L. E. Dickson, Introduction to the theory of numbers, Dover, NY, 1929.

LINKS

J. Borwein and K.-K. S. Choi, On the representations of xy+yz+zx, Experimental Mathematics, 9 (2000), 153-158 (dvi, ps).

Experimental Mathematics, Home Page

CROSSREFS

Cf. A034169, A055745. Subsequence of A025052.

Sequence in context: A077064 A080715 * A055745 A167512 A055895 A125527

Adjacent sequences:  A034165 A034166 A034167 * A034169 A034170 A034171

KEYWORD

nonn,fini,nice

AUTHOR

Jonathan Borwein (jborwein(AT)cecm.sfu.ca), choi(AT)cecm.sfu.ca (Stephen Choi)

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
Recent Additions | More pages | Superseeker | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified February 14 23:53 EST 2012. Contains 205689 sequences.