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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A237789 Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the minimum minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 1
108626, 5195344, 256311790, 12795841200, 635807130472, 31548627779530, 1566949786889880, 77875021827170574, 3868675262695142732, 192157134168657424490, 9545741883703330772072, 474231874889121097925970 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A237791

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..79

EXAMPLE

Some solutions for n=1

..0..1..0..3..1....3..0..1..2..2....0..1..0..1..1....1..0..2..2..1

..2..1..3..0..1....0..3..3..1..1....0..2..1..3..3....1..0..1..0..0

CROSSREFS

Sequence in context: A205438 A102333 A236650 * A157533 A233650 A286884

Adjacent sequences:  A237786 A237787 A237788 * A237790 A237791 A237792

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 13 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 June 19 06:47 EDT 2019. Contains 324218 sequences. (Running on oeis4.)