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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A237783 Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the upper median plus the minimum minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 1
86736, 2839146, 93725888, 3131569162, 104657092608, 3504178922346, 117069717739712, 3909602732545636, 130784267440486072, 4378577665429508112, 146290969991187573856, 4885597597088618033052, 163438790787121549822620 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A237785

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..49

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A203388 A206657 A231322 * A236353 A104961 A216257

Adjacent sequences:  A237780 A237781 A237782 * A237784 A237785 A237786

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 October 26 05:15 EDT 2020. Contains 338027 sequences. (Running on oeis4.)