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A231851 Number of nX4 0..2 arrays with no element having a strict majority of its horizontal and antidiagonal neighbors equal to itself plus one mod 3, with upper left element zero (rock paper and scissors drawn positions) 2
8, 144, 7339, 360966, 17726611, 870478586, 42745416641, 2099041399895, 103074789422478, 5061554394805698, 248550911791818706, 12205253749015192168, 599346902427518296059, 29431318417158665841585 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 4 of A231855

LINKS

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

FORMULA

Empirical: a(n) = 62*a(n-1) -697*a(n-2) +3287*a(n-3) -7718*a(n-4) +9336*a(n-5) -5629*a(n-6) +1612*a(n-7) -184*a(n-8) +4*a(n-9) for n>10

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A024284 A024285 A111687 * A071305 A172150 A105046

Adjacent sequences:  A231848 A231849 A231850 * A231852 A231853 A231854

KEYWORD

nonn

AUTHOR

R. H. Hardin, Nov 14 2013

STATUS

approved

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Last modified March 18 16:00 EDT 2019. Contains 321292 sequences. (Running on oeis4.)