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A220246 Equals two maps: number of nX5 binary arrays indicating the locations of corresponding elements equal to exactly two of their king-move neighbors in a random 0..1 nX5 array 0
7, 85, 4467, 64258, 942945, 16925474, 267978208 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A220247
LINKS
Table of n, a(n) for n=1..7.
EXAMPLE
Some solutions for n=3
..0..0..1..0..0....1..0..0..0..1....0..1..0..0..0....0..0..1..0..1
..1..0..1..0..1....0..1..0..0..0....1..0..1..0..0....0..0..0..0..1
..0..1..0..0..1....1..0..0..0..1....0..0..1..1..1....0..0..1..1..1
CROSSREFS
Sequence in context: A207214 A000686 A102923 * A196257 A296382 A296639
Adjacent sequences: A220243 A220244 A220245 * A220247 A220248 A220249
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 08 2012
STATUS
approved

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Last modified May 16 13:05 EDT 2024. Contains 372552 sequences. (Running on oeis4.)