login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo

Please make a donation to keep the OEIS running. We are now in our 56th year. In the past year we added 10000 new sequences and reached almost 9000 citations (which often say "discovered thanks to the OEIS").
Other ways to donate

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A236778 Number of (n+1)X(4+1) 0..2 arrays colored with the maximum plus the upper median plus the minimum minus the lower median of every 2X2 subblock 1
16360, 315666, 6140316, 121728522, 2437062052, 49038860968, 976380249206, 19509323472694, 390975392318152, 7854158003683378, 157016292091459544, 3141621388952381482, 62944211459145537306, 1262784590829305508426 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A236780

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..146

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A247826 A223109 A126824 * A307493 A075958 A075963

Adjacent sequences:  A236775 A236776 A236777 * A236779 A236780 A236781

KEYWORD

nonn

AUTHOR

R. H. Hardin, Jan 31 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 November 27 03:50 EST 2020. Contains 338677 sequences. (Running on oeis4.)