login
The OEIS is supported by
the many generous donors to the OEIS Foundation
.
Hints
(Greetings from
The On-Line Encyclopedia of Integer Sequences
!)
A243786
Number of graphs with n nodes that are chordal and integral.
1
1, 1, 1, 1, 3, 2, 5, 9, 2, 14
(
list
;
graph
;
refs
;
listen
;
history
;
text
;
internal format
)
OFFSET
1,5
LINKS
Table of n, a(n) for n=1..10.
Travis Hoppe and Anna Petrone,
Encyclopedia of Finite Graphs
T. Hoppe and A. Petrone,
Integer sequence discovery from small graphs
, arXiv preprint arXiv:1408.3644, 2014
FORMULA
a(n) =
A048192
(n) -
A243785
(n)
CROSSREFS
Cf.
A048192
(chordal graphs),
A064731
(integral graphs).
Sequence in context:
A029619
A049922
A160106
*
A278743
A081974
A257883
Adjacent sequences:
A243783
A243784
A243785
*
A243787
A243788
A243789
KEYWORD
nonn
,
more
AUTHOR
Travis Hoppe
and
Anna Petrone
, Jun 27 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
|
Recents
The OEIS Community
| Maintained by
The OEIS Foundation Inc.
License Agreements, Terms of Use, Privacy Policy.
.
Last modified August 16 16:36 EDT 2024. Contains 375177 sequences. (Running on oeis4.)