A221069 Sum of neighbor maps: number of nX5 binary arrays indicating the locations of corresponding elements equal to the sum mod 4 of their king-move neighbors in a random 0..3 nX5 array

24, 168, 26976, 829184, 17530176, 811440640, 25241048576

Offset

1,1

Comments

Column 5 of A221072

Links

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

Example

Some solutions for n=3
..1..0..0..0..1....0..1..0..0..1....0..0..1..1..0....1..0..0..0..1
..1..0..0..0..1....0..1..0..1..1....1..0..1..0..1....0..0..1..0..1
..1..0..1..0..1....0..0..0..1..0....0..0..1..0..1....1..0..0..0..1

Crossrefs

Sequence in context: A087887 A288486 A223291 * A272125 A166756 A268623

Adjacent sequences: A221066 A221067 A221068 * A221070 A221071 A221072

Keyword

nonn

Author

R. H. Hardin Dec 31 2012

Status

approved