The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
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!)
A365651 Number of fixed n-polyominoids, allowing both corner- and edge-connections. 4
3, 48, 1072, 27732, 781200 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
Table of n, a(n) for n=1..5.
Index entries for sequences related to polyominoes.
CROSSREFS
Cf. A001168 (polyominoes), A006770 (polyplets), A075678 (polyominoids), A365650 (free), A365653 (corner-connections only).
30th row of A366767.
Sequence in context: A218382 A195635 A203427 * A320668 A319732 A351424
Adjacent sequences: A365648 A365649 A365650 * A365652 A365653 A365654
KEYWORD
nonn,hard,more
AUTHOR
Pontus von Brömssen, Sep 17 2023
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 May 14 06:13 EDT 2024. Contains 372528 sequences. (Running on oeis4.)