A221070 Sum of neighbor maps: number of nX6 binary arrays indicating the locations of corresponding elements equal to the sum mod 4 of their king-move neighbors in a random 0..3 nX6 array

64, 476, 262144, 16777216, 811440640, 68719476736, 4398046511104, 275046044778496, 18014398509481984, 1152921504606846976, 73666094089946267648

Offset

1,1

Comments

Column 6 of A221072

Links

Table of n, a(n) for n=1..11.

Example

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

Crossrefs

Sequence in context: A092211 A130812 A187518 * A297844 A233304 A016803

Adjacent sequences: A221067 A221068 A221069 * A221071 A221072 A221073

Keyword

nonn

Author

R. H. Hardin Dec 31 2012

Status

approved