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!)
A265634 Number of nX5 0..n*5-1 arrays with upper left zero and lower right n*5-1 and each element differing from its horizontal, diagonal and antidiagonal neighbors by a power of two. 0
16, 10444, 2331618, 1299561587, 25336433674079, 2181889044925821, 6383144912786278389, 4689904232227681679346, 20125323950810258125451971, 16348063815308534660704132991 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A265635.
LINKS
EXAMPLE
Some solutions for n=2
..0..1..9..1..5....0..4..6..7..6....0..8..0..1..3....0..1..0..1..3
..0..1..3..1..9....3..4..6..7..9....9..1..0..1..9....3..1..2..1..9
CROSSREFS
Cf. A265635.
Sequence in context: A221137 A006448 A017092 * A191945 A290770 A223102
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 11 2015
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 21 19:35 EDT 2024. Contains 372738 sequences. (Running on oeis4.)