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A203547 Number of nX5 0..4 arrays with every nonzero element less than or equal to some NW, E or S neighbor 1
1, 48046, 67657718, 48904258294, 33466433693229, 24753202810365029, 18555799450636433964, 13763223061933063467070, 10186661704546478311553131, 7551197096177839447735351154, 5599300193828264406174181228291 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 5 of A203550

LINKS

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

EXAMPLE

Some solutions for n=5

..0..4..2..3..0....2..3..4..2..0....0..3..2..0..4....2..4..3..0..0

..1..4..3..3..2....2..0..4..4..4....4..3..2..2..4....1..4..4..2..3

..1..4..4..3..4....2..4..4..0..4....4..4..4..1..4....0..1..3..4..4

..0..1..3..4..4....3..3..4..1..0....1..2..4..4..4....4..4..3..4..4

..3..3..3..3..4....0..4..4..4..0....4..4..4..4..4....0..4..1..2..3

CROSSREFS

Sequence in context: A234297 A043615 A252949 * A156117 A254771 A254778

Adjacent sequences:  A203544 A203545 A203546 * A203548 A203549 A203550

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 02 2012

STATUS

approved

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Last modified October 19 12:10 EDT 2021. Contains 348088 sequences. (Running on oeis4.)