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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A087616 Number of unlabeled cyclic preferences/voting outcomes, indifference and undecidedness/incompleteness permitted (Social Choice Theory). 2
0, 0, 1, 26, 2491 (list; graph; refs; listen; history; internal format)
OFFSET

1,4

LINKS

For Social Choice Theory terminology, see: Jobst Heitzig, Preprint: Social Choice Under Incomplete, Cyclic Preferences (2001-01-23).

FORMULA

Equals A000273 - A087614.

CROSSREFS

Cf. A087615 for the labeled analogue, A003087, A087614, A000273.

Sequence in context: A173955 A103642 A201623 * A177636 A172010 A183068

Adjacent sequences:  A087613 A087614 A087615 * A087617 A087618 A087619

KEYWORD

nonn,more

AUTHOR

Detlef Pauly (dettodet(AT)yahoo.de), Sep 12 2003

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 15 23:34 EST 2012. Contains 205860 sequences.