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A237089 Number of (n+1)X(7+1) 0..3 arrays with the maximum plus the upper median plus the lower median minus the minimum of every 2X2 subblock equal 0
782024, 10501584, 141915177, 2256243854, 35657488703, 609352466155, 10404464733729, 188773544299264, 3453520117846533, 66844780409239677 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A237090

LINKS

Table of n, a(n) for n=1..10.

EXAMPLE

Some solutions for n=5

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

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

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

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

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

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

CROSSREFS

Sequence in context: A250690 A233948 A204312 * A206633 A184213 A205261

Adjacent sequences: A237086 A237087 A237088 * A237090 A237091 A237092

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 03 2014

STATUS

approved

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Last modified November 29 08:47 EST 2022. Contains 358422 sequences. (Running on oeis4.)