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A203843 Number of nX5 0..3 arrays with every nonzero element less than or equal to at least two horizontal and vertical neighbors 1
1, 184, 28744, 2507842, 215340781, 19914461784, 1851737877261, 171641650035869, 15972690861916255, 1489804485985854268, 138968483224782780446, 12962379165673569726535, 1209238281175660332945106 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 5 of A203846

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Sequence in context: A035831 A094631 A060491 * A151586 A194614 A232915

Adjacent sequences:  A203840 A203841 A203842 * A203844 A203845 A203846

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 06 2012

STATUS

approved

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Last modified January 23 04:16 EST 2020. Contains 331168 sequences. (Running on oeis4.)