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A237238 Number of (n+1)X(4+1) 0..3 arrays with the maximum plus the lower median minus the upper median minus the minimum of every 2X2 subblock equal 1
40064, 853152, 19274172, 459119016, 11137777044, 278128391716, 6990394415904, 179301038336988, 4594600424879136, 119752730611783572, 3105297614948039160, 81825606349267966684, 2139714241242339347104, 56865117527802306088364 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A237241

LINKS

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

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A126104 A031645 A250079 * A236253 A076778 A172863

Adjacent sequences:  A237235 A237236 A237237 * A237239 A237240 A237241

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 05 2014

STATUS

approved

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Last modified January 28 07:25 EST 2022. Contains 350654 sequences. (Running on oeis4.)