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A238052 Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 1
87488, 3029204, 107643264, 3856575692, 138587835304, 4992665981296, 179067264236960, 6406096490763368, 230234758474631888, 8296139440639218484, 297580879697256404504, 10647086984036565715108, 382681325257590496249272 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A238054

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..63

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A069313 A022207 A251907 * A118899 A253340 A232674

Adjacent sequences:  A238049 A238050 A238051 * A238053 A238054 A238055

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 17 2014

STATUS

approved

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Last modified July 28 00:54 EDT 2021. Contains 346316 sequences. (Running on oeis4.)