A302887 - OEIS

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A302887

Number of nX6 0..1 arrays with every element equal to 0, 2, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.

1, 168, 818, 12782, 200186, 3452246, 60501563, 1073161270, 19073141368, 339253565677, 6036219398919, 107408100263993, 1911291205759074, 34011097898139499, 605224662587072998, 10769933859504334253

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,2

COMMENTS

Column 6 of A302889.

LINKS

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

EXAMPLE

Some solutions for n=5

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

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

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