A239998 Number of nX5 0..3 arrays with no element equal to one plus the sum of elements to its left or two plus the sum of elements above it or one plus the sum of the elements diagonally to its northwest, modulo 4

6, 65, 1262, 27415, 635873, 15981219, 429788876, 12392346376, 378942837634, 12142601105289, 402528634881777, 13658205122550505, 470581987400700236, 16373110177063830815, 573193391287239428978, 20143454978776804982736

Offset

1,1

Comments

Column 5 of A240000

Links

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

Example

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

Crossrefs

Sequence in context: A349524 A006959 A121017 * A278841 A327228 A359854

Adjacent sequences: A239995 A239996 A239997 * A239999 A240000 A240001

Keyword

nonn

Author

R. H. Hardin, Mar 30 2014

Status

approved