A221061 - OEIS

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A221061

Equals one maps: number of nX5 binary arrays indicating the locations of corresponding elements equal to exactly one of their horizontal and antidiagonal neighbors in a random 0..3 nX5 array

16, 771, 29939, 1016831, 33166449, 1068217665, 34258980206, 1097126461548, 35117214077059, 1123846885246844, 35963963272764300, 1150849620849480116, 36826998226280362721, 1178454732768007507970, 37710221327188361829083

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

OFFSET

1,1

COMMENTS

Column 5 of A221062

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..36

EXAMPLE

Some solutions for n=3

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

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

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