|
| |
|
|
A186048
|
|
Number of (n+2)X7 binary arrays with each 3X3 subblock singular
|
|
1
|
|
|
|
434174, 23369314, 1231779874, 56374248542, 2795398080908, 137706977983060, 6706785849517148, 329259361852366620, 16148770445584988556, 791374910346450939836, 38812042507333999328862, 1903281945814156244309626
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,1
|
|
|
COMMENTS
|
|
|
|
LINKS
|
|
|
|
EXAMPLE
|
Some solutions for 4X7
..0..0..0..1..0..1..1....0..0..0..1..1..0..0....0..0..0..1..1..0..0
..0..0..0..1..0..0..0....0..0..0..0..1..0..1....0..0..1..0..0..0..0
..0..0..1..1..0..0..1....0..0..0..0..1..0..1....0..0..0..1..1..0..1
..0..0..0..1..0..1..1....0..0..0..0..0..0..0....0..0..1..0..0..1..1
|
|
|
CROSSREFS
|
|
|
|
KEYWORD
|
nonn
|
|
|
AUTHOR
|
|
|
|
STATUS
|
approved
|
| |
|
|
