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!)
A270255 Number of nXnXn triangular 0..6 arrays with some element plus some adjacent element totalling 6 exactly once. 0
0, 108, 42750, 51535116, 233617868244, 4283012188676772, 328713317385409802664, 107663927634151968562969608 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 6 of A270256.

LINKS

Table of n, a(n) for n=1..8.

EXAMPLE

Some solutions for n=3

....4......2......3......0......5......6......3......5......4......2......4

...6.0....1.4....6.2....3.5....4.2....1.1....5.3....3.6....6.1....6.4....4.6

..4.4.1..0.1.1..5.1.6..3.6.6..4.3.0..4.2.1..4.0.1..3.6.3..4.2.6..1.6.1..5.2.1

CROSSREFS

Cf. A270256.

Sequence in context: A230613 A216592 A202634 * A269269 A230474 A030248

Adjacent sequences:  A270252 A270253 A270254 * A270256 A270257 A270258

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 14 2016

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 15 18:38 EDT 2022. Contains 356148 sequences. (Running on oeis4.)