A240368 Number of 5Xn 0..3 arrays with no element equal to one plus the sum of elements to its left or two plus the sum of the elements above it or two plus the sum of the elements diagonally to its northwest, modulo 4

16, 261, 4825, 99412, 2150725, 49010279, 1144026966, 27661711340, 675162674013, 16856701234835, 420887303067372, 10667059372717628, 269151099426013153, 6864951410824045525, 174032508128381293295, 4449942387019119485869

Offset

1,1

Comments

Row 5 of A240364

Links

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

Example

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

Crossrefs

Sequence in context: A266023 A223623 A264532 * A204715 A203841 A301838

Adjacent sequences: A240365 A240366 A240367 * A240369 A240370 A240371

Keyword

nonn

Author

R. H. Hardin, Apr 04 2014

Status

approved