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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A137884 Number of (directed) Hamiltonian paths in the n-Andrasfai ladder graph. 0
2, 10, 144, 6094, 530068, 84884502, 22386625160, 9099505341966, 5391573454232108, 4469933447616285558 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..10.

Eric Weisstein's World of Mathematics, Andrásfai Graph

Eric Weisstein's World of Mathematics, Hamiltonian Path

CROSSREFS

Sequence in context: A059475 A156296 A003046 * A057565 A152804 A188490

Adjacent sequences:  A137881 A137882 A137883 * A137885 A137886 A137887

KEYWORD

nonn,more

AUTHOR

Eric W. Weisstein, Feb 20 2008

EXTENSIONS

a(6), a(7) from Max Alekseyev, May 21 2011

a(8) from Eric W. Weisstein, Dec 24 2013

a(9) from Eric W. Weisstein, Dec 28 2013

a(10) from Eric W. Weisstein, Feb 05 2014

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 | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy .

Last modified September 26 10:59 EDT 2017. Contains 292518 sequences.