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A238051 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 differing from its horizontal and vertical neighbors by exactly one 1
12352, 249664, 5166560, 107643264, 2246142916, 46940148128, 978607916368, 20366342381968, 425018025343492, 8883521543001864, 185210728399683652, 3854629980225887640, 80442685685640839192, 1681395591128610885784 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A238054

LINKS

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

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A255964 A274247 A045080 * A234919 A183693 A096618

Adjacent sequences:  A238048 A238049 A238050 * A238052 A238053 A238054

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 17 2014

STATUS

approved

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Last modified October 1 06:15 EDT 2022. Contains 357134 sequences. (Running on oeis4.)