|
| |
|
|
A297432
|
|
Number of 2 X n 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2 neighboring 1s.
|
|
1
|
|
|
|
1, 2, 7, 12, 18, 33, 73, 139, 244, 449, 880, 1680, 3105, 5781, 10981, 20806, 39007, 73112, 137842, 260073, 489213, 919503, 1730944, 3260449, 6136804, 11545760, 21729985, 40908585, 77001561, 144914586, 272743111, 513379012, 966299842
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
| |
| |
|
|
