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A205093 Number of (n+1)X5 0..3 arrays with the number of rightwards and downwards edge increases in each 2X2 subblock equal to the number in all its horizontal and vertical neighbors 1
55848, 2323490, 124624799, 6997750028, 443278874512, 26283777611416, 1671381122482219, 99772701549024254, 6321866098053640682, 378900425402449267346, 23919304559986219920803, 1438584269176735235934352 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A205097

LINKS

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

EXAMPLE

Some solutions for n=4

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

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

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

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

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

CROSSREFS

Sequence in context: A116206 A251778 A203866 * A206081 A254508 A254515

Adjacent sequences:  A205090 A205091 A205092 * A205094 A205095 A205096

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 22 2012

STATUS

approved

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Last modified April 18 15:04 EDT 2021. Contains 343089 sequences. (Running on oeis4.)