A220390 - OEIS

A220390

Majority value maps: number of 5Xn binary arrays indicating the locations of corresponding elements equal to at least half of their horizontal and antidiagonal neighbors in a random 0..1 5Xn array.

1, 200, 4160, 73066, 1829169, 42415575, 953142266, 21739995768, 495718486488, 11288328674868, 257120991237495, 5856859209332488

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

OFFSET

1,2

COMMENTS

Row 5 of A220386

LINKS

Table of n, a(n) for n=1..12.

EXAMPLE

Some solutions for n=3

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

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

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

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

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

CROSSREFS

Sequence in context: A341545 A297318 A200892 * A231803 A185988 A199534

Adjacent sequences: A220387 A220388 A220389 * A220391 A220392 A220393

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 13 2012

STATUS

approved