A231454 Number of (4+1)X(n+1) 0..3 arrays with no element unequal to a strict majority of its horizontal and antidiagonal neighbors, with values 0..3 introduced in row major order

102, 715, 4179, 33659, 265510, 2308095, 19926254, 176631385, 1561555803, 13912022969, 123840338169, 1104803608629, 9853222556132, 87927968432312, 784560526591484, 7001531270952580, 62480221546666098, 557583723488148875

Offset

1,1

Comments

Row 4 of A231451

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Example

Some solutions for n=4
..0..0..1..1..2....0..0..1..1..2....0..0..1..1..0....0..0..1..1..2
..0..1..1..2..2....0..1..1..2..2....0..1..1..0..0....0..1..1..2..2
..0..0..0..0..2....1..3..3..3..3....2..2..0..0..0....2..2..2..2..0
..3..3..0..2..2....3..3..3..0..0....2..2..2..0..0....0..0..0..0..0
..3..0..0..0..0....0..0..0..0..0....2..2..0..0..0....0..0..0..0..0

Crossrefs

Sequence in context: A231361 A263117 A263113 * A230704 A151964 A371105

Adjacent sequences: A231451 A231452 A231453 * A231455 A231456 A231457

Keyword

nonn

Author

R. H. Hardin, Nov 09 2013

Status

approved