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!)
A240258 Number of nX4 0..3 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of elements above it or one plus the sum of the elements diagonally to its northwest or one plus the sum of the elements antidiagonally to its northeast, modulo 4 1
38, 429, 5610, 85567, 1350983, 21525611, 344032061, 5504564819, 88114108260, 1410765109841, 22589359933633, 361719900495878, 5792291679947240, 92754126379934041, 1485314698157014423, 23785098104284400833 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A240260

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..210

EXAMPLE

Some solutions for n=4

..2..0..0..2....2..2..0..2....2..2..0..0....0..2..2..0....2..0..0..2

..0..2..2..2....0..2..2..2....2..2..0..2....0..0..0..0....2..2..2..0

..2..2..0..0....0..0..0..2....0..0..2..2....2..0..2..0....2..0..0..2

..2..0..2..0....2..0..2..2....0..3..1..2....2..2..0..0....2..0..0..0

CROSSREFS

Sequence in context: A221634 A251056 A267474 * A254471 A039685 A006418

Adjacent sequences: A240255 A240256 A240257 * A240259 A240260 A240261

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 03 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 March 24 07:38 EDT 2023. Contains 361454 sequences. (Running on oeis4.)