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A240270 Number of nX6 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 one plus the sum of the elements diagonally to its northwest, modulo 4 1
132, 3263, 64721, 2059061, 40760821, 1063706501, 27923918285, 576407548906, 15326042676144, 369518944004863, 8336460134026971, 218307022801923486, 5056252479593806048, 120075470956639787034, 3035930439648129383298 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 6 of A240271

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..18

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A254646 A242147 A023902 * A168180 A236260 A264179

Adjacent sequences:  A240267 A240268 A240269 * A240271 A240272 A240273

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 03 2014

STATUS

approved

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Last modified July 11 04:33 EDT 2020. Contains 335609 sequences. (Running on oeis4.)