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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A057998 Number of asymmetric loops (quasigroups with an identity element). 1
1, 1, 1, 0, 0, 1, 61, 23374, 106185390 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,7

LINKS

Table of n, a(n) for n=0..8.

Index entries for sequences related to quasigroups

CROSSREFS

Cf. A057996.

Sequence in context: A195216 A259412 A099683 * A182384 A235008 A058996

Adjacent sequences:  A057995 A057996 A057997 * A057999 A058000 A058001

KEYWORD

nonn

AUTHOR

Christian G. Bower, Nov 20 2000

EXTENSIONS

a(8) from Juergen Buntrock (jubu(AT)eule.in-berlin.de), Nov 17, 2003

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 18 20:02 EDT 2019. Contains 326109 sequences. (Running on oeis4.)