|
|
A305639
|
|
Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 4, 5 or 6 king-move adjacent elements, with upper left element zero.
|
|
1
|
|
|
16, 94, 255, 1516, 8734, 48567, 282463, 1774950, 11228442, 70910634, 457532212, 2961818801, 19161856034, 124734623018, 812517208743, 5292463879491, 34538146713972, 225412286656429, 1471173825589666, 9607289878561764
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=5
..0..0..0..0..0. .0..0..0..0..0. .0..0..0..1..1. .0..1..0..1..1
..0..0..0..0..0. .1..0..0..0..1. .1..0..0..1..1. .0..0..0..0..0
..0..0..1..1..0. .0..0..1..0..0. .0..0..0..0..0. .0..0..0..0..0
..1..1..1..1..0. .0..1..1..1..0. .0..0..0..0..0. .1..0..1..1..0
..1..1..1..1..1. .1..0..1..0..1. .0..1..0..1..1. .0..1..1..1..0
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|