A240336 Number of nX5 0..3 arrays with no element equal to two 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.

16, 284, 6271, 110327, 1607848, 19629542, 208224462, 1979743527, 17168302936, 137234695613, 1019114082431, 7080281176143, 46280499681711, 286005359901758, 1677707210570603, 9373403624182717, 50023592478078610, 255650014349300683

Offset

1,1

Comments

Column 5 of A240338

Links

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

R. H. Hardin, Empirical polynomial of degree 69

Formula

Empirical polynomial of degree 69 (see link above)

Example

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

Crossrefs

Sequence in context: A204955 A189955 A038758 * A281341 A298284 A299356

Adjacent sequences: A240333 A240334 A240335 * A240337 A240338 A240339

Keyword

nonn

Author

R. H. Hardin, Apr 04 2014

Status

approved