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!)
A197615 Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 1,5,0,1,4,0,3 for x=0,1,2,3,4,5,6 0
1, 4, 9, 12, 48, 201, 1063, 8179, 95635, 1618098, 39391794, 1372677618, 68131562100, 4826887174456 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Every 0 is next to 0 1's, every 1 is next to 1 5's, every 2 is next to 2 0's, every 3 is next to 3 1's, every 4 is next to 4 4's, every 5 is next to 5 0's, every 6 is next to 6 3's

LINKS

Table of n, a(n) for n=1..14.

EXAMPLE

Some solutions for 5X5X5

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

.....0.0........0.0........0.0........0.0........2.2........0.0........0.0

....0.0.0......0.0.0......2.2.2......2.2.2......2.0.2......0.0.0......0.0.0

...0.5.5.0....0.0.0.0....0.2.2.0....0.2.2.0....2.0.0.2....0.0.0.0....0.5.5.0

..2.0.0.0.2..0.0.0.0.2..2.0.2.0.0..0.0.2.0.0..0.2.2.2.0..2.0.0.0.2..2.0.0.0.0

CROSSREFS

Sequence in context: A287498 A174911 A032820 * A125848 A225752 A066588

Adjacent sequences:  A197612 A197613 A197614 * A197616 A197617 A197618

KEYWORD

nonn

AUTHOR

R. H. Hardin Oct 16 2011

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 August 16 11:24 EDT 2022. Contains 356168 sequences. (Running on oeis4.)