login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”).

Other ways to Give
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A233641 Number of (n+1)X(5+1) 0..2 arrays with every 2X2 subblock having the sum of the squares of the edge differences equal to 2 1
4320, 99380, 2118568, 48384788, 1060656512, 24003655980, 531400908604, 11957878063196, 265950544067684, 5965795563741028, 132995605031840160, 2978341581135279648, 66478181781268446932, 1487401749339915136108 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A233644

LINKS

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

R. H. Hardin, Empirical recurrence of order 66

FORMULA

Empirical recurrence of order 66 (see link above)

EXAMPLE

Some solutions for n=2

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

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

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

CROSSREFS

Sequence in context: A145312 A008409 A320729 * A202787 A028384 A107542

Adjacent sequences: A233638 A233639 A233640 * A233642 A233643 A233644

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 14 2013

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 November 28 05:56 EST 2022. Contains 358407 sequences. (Running on oeis4.)