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A301496 Number of nX6 0..1 arrays with every element equal to 0, 1, 3, 4, 5 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero. 1
13, 6, 156, 1576, 21787, 268802, 3243936, 39741611, 487928765, 5990285350, 73509953021, 902263598864, 11075142387448, 135948000511051, 1668765875414321, 20484231805522465, 251446083838676603 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A301498.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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

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

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

CROSSREFS

Cf. A301498.

Sequence in context: A300942 A160247 A300886 * A078438 A225954 A133723

Adjacent sequences:  A301493 A301494 A301495 * A301497 A301498 A301499

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 22 2018

STATUS

approved

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Last modified March 21 07:23 EDT 2019. Contains 321367 sequences. (Running on oeis4.)