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A184067 Number of (n+1)X6 binary arrays with rows and columns in nondecreasing order and with no 2X2 subblock sum differing from a horizontal or vertical neighbor subblock sum by more than one 1
54, 134, 924, 7671, 56723, 288744, 1201502, 4136338, 11927710, 29250767, 62876028, 120904433, 212281665, 345771803, 530007739, 773304379, 1083892502, 1469984808, 1939804454, 2501586120, 3163566510, 3933982328, 4821070278, 5833067064 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A184071

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..200

EXAMPLE

Some solutions for 3X6

..0..0..0..0..0..1....0..0..0..0..1..1....0..1..1..1..1..1....0..0..0..1..1..1

..0..0..0..1..1..0....0..0..1..1..0..0....1..0..0..0..0..1....0..1..1..0..0..0

..0..0..1..0..1..0....0..1..0..1..0..1....1..0..1..1..1..0....1..0..0..0..1..1

...

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

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

CROSSREFS

Sequence in context: A044241 A044622 A255021 * A044305 A044686 A108780

Adjacent sequences:  A184064 A184065 A184066 * A184068 A184069 A184070

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 09 2011

STATUS

approved

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Last modified November 29 12:16 EST 2020. Contains 338766 sequences. (Running on oeis4.)