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A239042 Number of nX3 0..3 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of elements above it, modulo 4 1
16, 218, 2739, 34344, 432705, 5444993, 68414459, 859450650, 10797617215, 135648111799, 1704038993248, 21406334238897, 268908730806472, 3378051755872444, 42435273089271773, 533074068671063881 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 3 of A239047

LINKS

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

R. H. Hardin, Empirical recurrence of order 64

FORMULA

Empirical recurrence of order 64 (see link above)

EXAMPLE

Some solutions for n=4

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

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

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

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

CROSSREFS

Sequence in context: A081969 A076097 A163739 * A186841 A130606 A193380

Adjacent sequences:  A239039 A239040 A239041 * A239043 A239044 A239045

KEYWORD

nonn

AUTHOR

R. H. Hardin, Mar 09 2014

STATUS

approved

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Last modified August 8 12:09 EDT 2022. Contains 356009 sequences. (Running on oeis4.)