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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A290719 Number of (non-null) connected induced subgraphs in the n X n black bishop graph. 3
1, 3, 22, 168, 5251, 194751, 27478594, 3852814320, 2065546517563 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..9.

Eric Weisstein's World of Mathematics, Black Bishop Graph

Eric Weisstein's World of Mathematics, Connected Graph

Eric Weisstein's World of Mathematics, Vertex-Induced Subgraph

CROSSREFS

Cf. A289145, A290769.

Sequence in context: A164021 A192365 A074578 * A074576 A077244 A138899

Adjacent sequences:  A290716 A290717 A290718 * A290720 A290721 A290722

KEYWORD

nonn,more

AUTHOR

Eric W. Weisstein, Aug 09 2017

EXTENSIONS

a(8)-a(9) from Andrew Howroyd, Aug 15 2017

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 October 19 02:41 EDT 2019. Contains 328211 sequences. (Running on oeis4.)