[go: up one dir, main page]
login
The OEIS is supported by the many generous donors to the OEIS Foundation.
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A221243
Number of n X 5 arrays of occupancy after each element moves to some horizontal, diagonal or antidiagonal neighbor.
0
8, 3864, 1337130, 438377904, 142283547000, 46087307409528, 14921719105582926, 4830735371570137800
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A221245.
LINKS
Table of n, a(n) for n=1..8.
EXAMPLE
Some solutions for n=3
..0..0..0..2..2....0..0..2..2..2....0..0..4..1..0....0..1..0..2..1
..0..6..1..0..1....0..1..1..1..0....0..4..1..0..1....0..2..1..1..2
..0..0..2..1..0....0..3..1..2..0....0..2..0..2..0....0..0..2..3..0
CROSSREFS
Cf. A221245.
Sequence in context: A087925 A125540 A221109 * A351409 A024113 A167059
Adjacent sequences: A221240 A221241 A221242 * A221244 A221245 A221246
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jan 06 2013
STATUS
approved

Lookup Welcome Wiki Register Music Plot 2 Demos Index WebCam Contribute Format Style Sheet Transforms Superseeker Recents
The OEIS Community
Maintained by The OEIS Foundation Inc.
Last modified November 7 04:35 EST 2024. Contains 377523 sequences.
License Agreements, Terms of Use, Privacy Policy