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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A240299 Number of 5Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or two plus the sum of the elements above it or two plus the sum of the elements diagonally to its northwest, modulo 4 1
8, 230, 8064, 200864, 5967512, 144185218, 4068505132, 97481759978, 2693002510594, 64566565844840, 1763048699571244, 42422779358189260, 1149342184798610488, 27779653210714697042, 748070045881044292784 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 5 of A240295

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A302735 A300209 A300798 * A222525 A214351 A303450

Adjacent sequences:  A240296 A240297 A240298 * A240300 A240301 A240302

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 | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 13 20:38 EDT 2019. Contains 327981 sequences. (Running on oeis4.)