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A237565 Number of (n+1)X(6+1) 0..2 arrays with the upper median plus the lower median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 1
78144, 848720, 10006572, 126608036, 1518590620, 18615658788, 228407442348, 2815624842216, 34622654326396, 426711928933956, 5256027075309008, 64952936868637728, 801390531899833876, 9893047120797868268 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A237567

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..84

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A017335 A017455 A017587 * A219333 A349697 A249084

Adjacent sequences: A237562 A237563 A237564 * A237566 A237567 A237568

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 09 2014

STATUS

approved

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Last modified January 26 20:01 EST 2023. Contains 359833 sequences. (Running on oeis4.)