

A297587


Number of 6Xn 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 1 or 4 neighboring 1s.


1



1, 85, 1243, 4428, 31171, 395011, 3355439, 21941552, 181405030, 1636558715, 13131349357, 101903293904, 842245479173, 7011923308367, 56621895312007, 457025771024489, 3744870543676752, 30634057145033024, 248841614953642550
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OFFSET

1,2


COMMENTS



LINKS



FORMULA

Empirical recurrence of order 94 (see link above)


EXAMPLE

Some solutions for n=5
..0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0. .0..0..0..0..0
..0..0..0..0..0. .0..0..0..1..0. .0..0..0..0..0. .0..0..1..1..0
..0..0..0..1..0. .0..0..0..0..1. .1..1..0..0..0. .0..0..0..0..0
..1..0..0..0..1. .1..0..1..0..0. .0..0..0..0..0. .0..0..0..1..1
..0..1..1..0..0. .1..1..0..0..0. .0..1..0..1..1. .1..0..0..0..0
..1..0..1..0..0. .1..0..0..1..1. .1..0..0..0..0. .0..1..0..0..0


CROSSREFS



KEYWORD

nonn


AUTHOR



STATUS

approved



