|
|
A303196
|
|
Number of n X 7 0..1 arrays with every element equal to 0, 1, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
|
|
1
|
|
|
21, 185, 233, 687, 7425, 34801, 164295, 1053249, 5803057, 30459340, 175958088, 988572609, 5409436965, 30475463803, 171059829077, 949886716408, 5320086247758, 29806428448927, 166317770692219, 930326534497792
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
|
|
LINKS
|
|
|
EXAMPLE
|
Some solutions for n=5
..0..1..0..1..1..0..1. .0..1..1..0..1..0..1. .0..1..0..0..1..0..1
..0..1..1..0..1..0..1. .1..0..1..0..1..1..1. .0..1..1..1..1..0..1
..1..1..1..1..1..1..1. .1..0..1..0..1..0..0. .0..1..0..1..0..1..1
..1..1..1..1..1..0..1. .1..0..0..1..1..1..1. .0..1..0..0..1..0..1
..0..1..1..0..0..0..1. .1..1..1..1..1..0..1. .0..1..1..1..1..0..1
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|