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A237971 Number of (n+1)X(5+1) 0..3 arrays with the upper median of every 2X2 subblock differing from its horizontal and vertical neighbors by exactly one 1
208210, 2270776, 20123780, 255374826, 3450339192, 43487194848, 564910605674, 7417532096096, 95620736858354, 1224826491964084, 15958999468651888, 205517054194867428, 2650324119199048832, 34111635960192903984 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A237974

LINKS

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

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A216900 A072679 A147705 * A282989 A233663 A232136

Adjacent sequences:  A237968 A237969 A237970 * A237972 A237973 A237974

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 16 2014

STATUS

approved

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Last modified July 28 14:19 EDT 2021. Contains 346335 sequences. (Running on oeis4.)