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A303523 Number of nX6 0..1 arrays with every element equal to 0, 1, 3, 4, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. 1
13, 113, 286, 1875, 13031, 102779, 965150, 9961980, 109395622, 1249312308, 14535068668, 170908188530, 2021484478581, 23981853993648, 284987683948763, 3389805878799915, 40340446531700113, 480206820275333547 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A303525.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A303525.

Sequence in context: A141937 A320464 A302875 * A244763 A320463 A182022

Adjacent sequences:  A303520 A303521 A303522 * A303524 A303525 A303526

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 25 2018

STATUS

approved

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Last modified January 21 05:39 EST 2020. Contains 331104 sequences. (Running on oeis4.)