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

 

Logo

Invitation: celebrating 50 years of OEIS, 250000 sequences, and Sloane's 75th, there will be a conference at DIMACS, Rutgers, Oct 9-10 2014.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A192888 Number of nXnXn triangular 0..2 arrays with each element equal to at least two neighbors, containing at least one 2 and with new values 0..2 introduced in row major order 0
0, 0, 0, 3, 41, 2728, 191954, 26587582, 7328146929, 4001202860541 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,4

LINKS

Table of n, a(n) for n=1..10.

EXAMPLE

All solutions for 4X4X4

.....0........0........0

....0.0......0.0......0.0

...1.1.2....1.0.2....1.2.2

..1.1.2.2..1.1.2.2..1.1.2.2

CROSSREFS

Sequence in context: A147797 A139161 A238990 * A239039 A228456 A238717

Adjacent sequences:  A192885 A192886 A192887 * A192889 A192890 A192891

KEYWORD

nonn

AUTHOR

R. H. Hardin Jul 11 2011

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement .

Last modified July 22 13:07 EDT 2014. Contains 244824 sequences.