A220966 - OEIS

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A220966

Equals one maps: number of nX4 binary arrays indicating the locations of corresponding elements equal to exactly one of their king-move neighbors in a random 0..2 nX4 array

8, 176, 3561, 60534, 993913, 16142576, 260376371, 4183644424

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

COMMENTS

Column 4 of A220967

LINKS

Table of n, a(n) for n=1..8.

EXAMPLE

Some solutions for n=3

..1..0..1..1....1..0..1..1....1..0..1..0....1..1..0..1....0..0..0..0

..1..0..1..1....1..0..0..0....0..1..0..1....1..0..1..0....1..0..0..0