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A234340 Number of (n+1)X(3+1) 0..7 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 14 1
120838, 15724414, 1496150656, 175175798418, 19543858001838, 2258389792830356, 258974166313990960, 29918463917333453006, 3451277570819644884820, 398863084672621349027526, 46080254312785516850566220 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A234343

LINKS

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

EXAMPLE

Some solutions for n=1

..7..2..7..0....0..6..4..7....6..0..0..5....4..0..0..0....2..0..2..2

..0..0..6..0....1..7..0..4....7..0..7..7....3..6..7..0....7..7..7..0

CROSSREFS

Sequence in context: A250673 A278005 A237336 * A251001 A061128 A228510

Adjacent sequences:  A234337 A234338 A234339 * A234341 A234342 A234343

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 23 2013

STATUS

approved

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Last modified September 23 20:42 EDT 2021. Contains 347617 sequences. (Running on oeis4.)