A223101 Number of nX5 0..2 arrays with exactly floor(nX5/2) elements equal to at least one horizontal or antidiagonal neighbor, with new values introduced in row major 0..2 order

16, 1456, 198848, 40395409, 5423134897, 1153663937586, 158311829556848, 34620760131094199, 4810650239767909892, 1069281568428770152650, 149778510419948499933482, 33650531153990316280732410

Offset

1,1

Comments

Column 5 of A223104

Links

R. H. Hardin, Table of n, a(n) for n = 1..120

Example

Some solutions for n=3
..0..1..1..0..1....0..1..0..1..0....0..1..2..1..0....0..1..0..0..2
..0..2..0..2..0....0..1..2..2..0....0..0..1..1..2....0..0..2..0..1
..1..2..1..0..0....0..0..0..0..1....0..1..0..1..0....0..1..1..2..1

Crossrefs

Sequence in context: A106176 A263975 A193128 * A086815 A302116 A294163

Adjacent sequences: A223098 A223099 A223100 * A223102 A223103 A223104

Keyword

nonn

Author

R. H. Hardin Mar 14 2013

Status

approved