|
| |
|
|
A302476
|
|
Number of 6Xn 0..1 arrays with every element equal to 1, 2, 3 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
|
|
1
|
|
|
|
0, 361, 5486, 53575, 990266, 16983273, 278275383, 4682106140, 78091963061, 1304871157349, 21829592367835, 364830266619813, 6098698249636345, 101957315261866452, 1704401567489761285, 28492535448530089581
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,2
|
|
|
COMMENTS
|
Row 6 of A302472.
|
|
|
LINKS
|
R. H. Hardin, Table of n, a(n) for n = 1..210
|
|
|
EXAMPLE
|
Some solutions for n=5
..0..0..0..1..0. .0..0..0..1..0. .0..0..0..1..0. .0..0..0..1..0
..0..1..1..0..1. .0..1..1..0..1. .0..1..1..0..1. .1..0..1..0..0
..0..1..1..0..0. .0..0..1..1..0. .0..0..1..1..0. .1..1..0..0..0
..0..0..1..1..0. .1..0..1..0..1. .0..0..1..0..1. .0..1..0..1..0
..1..0..0..1..1. .1..1..0..0..1. .0..0..1..1..0. .0..0..0..1..1
..1..1..0..1..1. .1..1..1..1..1. .0..0..1..0..1. .0..1..1..0..0
|
|
|
CROSSREFS
|
Cf. A302472.
Sequence in context: A361704 A302229 A302672 * A231975 A112078 A303257
Adjacent sequences: A302473 A302474 A302475 * A302477 A302478 A302479
|
|
|
KEYWORD
|
nonn
|
|
|
AUTHOR
|
R. H. Hardin, Apr 08 2018
|
|
|
STATUS
|
approved
|
| |
|
|
