A220332 - OEIS

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A220332

Equals two maps: number of 5Xn binary arrays indicating the locations of corresponding elements equal to exactly two of their horizontal and antidiagonal neighbors in a random 0..1 5Xn array

1, 114, 2788, 76627, 2065264, 59893608, 1653121774

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

OFFSET

1,2

COMMENTS

Row 5 of A220328

LINKS

Table of n, a(n) for n=1..7.

EXAMPLE

Some solutions for n=3

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

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