A223113 Number of nX5 0..2 arrays with exactly floor(nX5/2) elements equal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..3 order

16, 832, 64346, 9329085, 713593552, 107964680902, 8477145578374, 1316546110466475, 105038678870328303, 16569294046527752986, 1335087899454262706943, 212756404041128176099295

Offset

1,1

Comments

Column 5 of A223114

Links

R. H. Hardin, Table of n, a(n) for n = 1..24

Example

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

Crossrefs

Sequence in context: A220750 A166187 A363988 * A145243 A264125 A272468

Adjacent sequences: A223110 A223111 A223112 * A223114 A223115 A223116

Keyword

nonn

Author

R. H. Hardin Mar 14 2013

Status

approved