A223471 Number of nX5 0..2 arrays with no more than floor(nX5/2) elements equal to at least one king-move neighbor, with new values introduced in row major 0..2 order

24, 140, 883, 6708, 13849, 230069, 346368, 8462114, 12237077, 329585237, 481076267, 13224791364, 19515295502, 540334751067, 803801865688, 22357742428607, 33455380543489, 933896703148198, 1403651597676943

Offset

1,1

Comments

Column 5 of A223473

Links

R. H. Hardin, Table of n, a(n) for n = 1..29

Example

Some solutions for n=4
..0..1..2..1..2....0..1..0..1..2....0..1..0..1..0....0..1..2..0..2
..2..0..0..0..0....2..2..2..2..0....2..1..1..1..2....2..0..0..1..0
..1..0..0..0..2....1..0..1..2..1....1..1..2..1..1....1..0..2..0..2
..0..2..1..0..1....2..0..2..2..0....2..0..1..0..2....2..0..0..1..0

Crossrefs

Sequence in context: A267631 A305681 A199827 * A219988 A316928 A326856

Adjacent sequences: A223468 A223469 A223470 * A223472 A223473 A223474

Keyword

nonn

Author

R. H. Hardin Mar 20 2013

Status

approved