login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A211882 Number of integral circulant graphs with perfect state transfer on 4*n vertices. 0
2, 2, 4, 4, 4, 16, 4, 8, 8, 16, 4, 256, 4, 16, 16, 16, 4, 512, 4, 256, 16, 16, 4, 4096, 8, 16, 16, 256, 4, 65536, 4, 32, 16, 16, 16, 262144, 4, 16, 16, 4096, 4, 65536, 4, 256, 64, 16, 4, 65536, 8, 512, 16, 256, 4, 65536, 16, 4096, 16, 16, 4, 4294967296 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
Fomin, Sergey; Zelevinsky, Andrei; The Laurent phenomenon, arXiv:math/0104241v1 [math.CO] (2001), Advances in Applied Mathematics 28 (2002), 119-144.
EXAMPLE
For n=1 there are a(1)=2 graphs with perfect state transfer: C_4 and the disjoint union of two copies of K_2.
CROSSREFS
Sequence in context: A083549 A083548 A082849 * A284432 A284435 A156130
KEYWORD
nonn
AUTHOR
Matthew C. Russell, Apr 25 2012
STATUS
approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified March 28 22:04 EDT 2024. Contains 371254 sequences. (Running on oeis4.)