A233237 Number of nX6 0..5 arrays with no element x(i,j) adjacent to value 5-x(i,j) horizontally, diagonally or antidiagonally, top left element zero, and 1 appearing before 2 3 and 4, and 2 appearing before 3 in row major order

452, 1419889, 5267525102, 19645569858350, 73288254642491677, 273407904115337411320, 1019972250198681748495759, 3805096786515479736762977469, 14195250676420681381695428272598

Offset

1,1

Comments

Column 6 of A233239

Links

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

Example

Some solutions for n=2
..0..0..0..1..2..2....0..0..0..1..2..1....0..0..1..2..4..3....0..0..1..5..4..5
..4..0..1..2..1..2....4..0..0..4..0..4....3..0..4..0..0..3....1..0..1..2..4..0

Crossrefs

Sequence in context: A206217 A233228 A233145 * A233111 A233215 A081739

Adjacent sequences: A233234 A233235 A233236 * A233238 A233239 A233240

Keyword

nonn

Author

R. H. Hardin, Dec 06 2013

Status

approved