A281934 - OEIS

A281934

Number of nX6 0..1 arrays with no element equal to more than four of its king-move neighbors, with the exception of exactly two elements, and with new values introduced in order 0 sequentially upwards.

0, 166, 31410, 1488168, 60084175, 2098456730, 66997966477, 2020027689730, 58434162686355, 1637903530180186, 44791173913543967, 1200802011978402848, 31669820213104609476, 823877680347705496354, 21184217308519554802417

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

OFFSET

1,2

COMMENTS

Column 6 of A281936.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..108

EXAMPLE

Some solutions for n=3

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

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

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