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A232080
Number of (4+1)X(n+1) 0..1 arrays with every element equal to some horizontal, diagonal or antidiagonal neighbor, with top left element zero.
1
111, 3985, 82996, 2265691, 64298979, 1786680190, 49535329657, 1375366780223, 38192786490900, 1060470627750905, 29445068097883913, 817579005907041518, 22701109558899272767, 630324525317504125167, 17501743597007465575440
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OFFSET
1,1
COMMENTS
Row 4 of
A232076
LINKS
R. H. Hardin,
Table of n, a(n) for n = 1..210
R. H. Hardin,
Empirical recurrence of order 54
FORMULA
Empirical recurrence of order 54 (see link above)
EXAMPLE
Some solutions for n=3
..0..0..0..0....0..1..1..1....0..0..1..0....0..0..0..0....0..0..1..0
..1..1..1..1....0..0..1..1....0..1..0..1....1..1..0..1....0..1..0..0
..1..0..0..1....1..0..1..1....0..0..0..0....1..0..1..0....1..1..1..0
..1..1..0..0....1..1..1..1....1..0..1..0....1..0..0..0....0..0..1..1
..0..0..1..1....1..0..0..0....1..1..1..1....1..1..1..0....0..1..0..1
CROSSREFS
Sequence in context:
A008396
A332950
A302956
*
A332914
A129051
A012039
Adjacent sequences:
A232077
A232078
A232079
*
A232081
A232082
A232083
KEYWORD
nonn
AUTHOR
R. H. Hardin
, Nov 17 2013
STATUS
approved
