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A241325 Number of nX4 0..3 arrays with no element equal to fewer vertical neighbors than horizontal neighbors, with new values 0..3 introduced in row major order 1
5, 530, 68935, 8949808, 1162535788, 151022716125, 19619065042282, 2548674277117248, 331093294165744259, 43011682813264944327, 5587563659405034428031, 725869475605161121443285 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A241328

LINKS

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

R. H. Hardin, Empirical recurrence of order 53

FORMULA

Empirical recurrence of order 53 (see link above)

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A219164 A067446 A249895 * A210821 A302222 A302668

Adjacent sequences:  A241322 A241323 A241324 * A241326 A241327 A241328

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 19 2014

STATUS

approved

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Last modified September 27 18:40 EDT 2020. Contains 337386 sequences. (Running on oeis4.)