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A237295 Number of (n+1)X(3+1) 0..3 arrays with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock equal 1
5360, 56752, 685244, 9292680, 134597244, 2051387740, 32420171928, 527547020504, 8787002245648, 149199162038628, 2573271092024688, 44949130957009720, 793203709353702320, 14111627418400298736, 252674070132372363880 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A237299

LINKS

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

EXAMPLE

Some solutions for n=2

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

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

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

CROSSREFS

Sequence in context: A203962 A145770 A258074 * A296146 A063408 A057850

Adjacent sequences:  A237292 A237293 A237294 * A237296 A237297 A237298

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 06 2014

STATUS

approved

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Last modified March 29 21:32 EDT 2020. Contains 333117 sequences. (Running on oeis4.)