A231849 Number of n X n 0..2 arrays with no element having a strict majority of its horizontal and antidiagonal neighbors equal to itself plus one mod 3, with upper left element zero (rock paper and scissors drawn positions)

1, 8, 656, 360966, 1454768048, 40798265169064, 8071247819035667716, 11185076987915709283036466, 108785685563255533314439981136006, 7419232013005838043632372688640525508734

Offset

1,2

Comments

Diagonal of A231855

Links

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

Example

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

Crossrefs

Sequence in context: A253268 A235368 A247731 * A159621 A015106 A099126

Adjacent sequences: A231846 A231847 A231848 * A231850 A231851 A231852

Keyword

nonn

Author

R. H. Hardin, Nov 14 2013

Status

approved