A240392 - OEIS

A240392

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

1, 11, 118, 3064, 50756, 1568581, 27938412, 910553970, 16647316316, 551914186148, 10180609471340, 339439301518229, 6279666522727666, 209771594999934567, 3884604465117791769, 129847000561403735665, 2405329201014983786851

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OFFSET

1,2

COMMENTS

Column 5 of A240394

LINKS

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

EXAMPLE

Some solutions for n=4

..3..0..0..0..0....3..0..0..0..0....3..0..0..0..0....3..0..0..0..0

..1..0..0..0..3....1..0..3..3..0....1..0..0..3..3....1..3..3..0..0

..3..2..0..0..3....3..0..2..3..2....3..0..0..1..2....3..1..3..2..3

..3..0..0..0..1....1..2..0..1..1....3..0..2..2..0....3..0..2..2..1

CROSSREFS

Sequence in context: A287839 A268344 A289344 * A044724 A125468 A163447

Adjacent sequences: A240389 A240390 A240391 * A240393 A240394 A240395

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 04 2014

STATUS

approved