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A301489 Number of nX6 0..1 arrays with every element equal to 0, 1, 2, 4, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. 1
32, 383, 1372, 9415, 93753, 903707, 8479276, 81180752, 782053062, 7536338549, 72637971096, 700355478119, 6754103409382, 65141462882540, 628300523837802, 6060221733799586, 58454229356655502, 563828392580647127 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A301491.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A301491.

Sequence in context: A300496 A300935 A300879 * A087024 A128798 A086942

Adjacent sequences:  A301486 A301487 A301488 * A301490 A301491 A301492

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 22 2018

STATUS

approved

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Last modified May 25 12:30 EDT 2019. Contains 323568 sequences. (Running on oeis4.)