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A237005 Number of (n+1)X(6+1) 0..3 arrays with the upper median plus the lower median of every 2X2 subblock equal 1
677344, 74701920, 8124638140, 1329345087772, 191579721419964, 29902151651515988, 4486536180370819012, 688508560612338869952, 104327969745494313358544, 15926368816560193698159552 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A237007

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..58

EXAMPLE

Some solutions for n=1

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

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

CROSSREFS

Sequence in context: A216000 A257360 A251884 * A205244 A119404 A014886

Adjacent sequences:  A237002 A237003 A237004 * A237006 A237007 A237008

KEYWORD

nonn

AUTHOR

R. H. Hardin, Feb 02 2014

STATUS

approved

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Last modified September 24 03:26 EDT 2021. Contains 347623 sequences. (Running on oeis4.)