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A238724 Number of nX6 0..2 arrays with no element equal to the sum modulo 3 of elements to its left or elements above it 1
8, 64, 704, 4636, 48538, 296384, 3022230, 17949864, 180550234, 1061806368, 10600024286, 62140749704, 617608768008, 3618173053808, 35862152511062, 210135126555696, 2079126382654402, 12188142518006216, 120451983593221798 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A238726
LINKS
FORMULA
Empirical recurrence of order 90 (see link above)
EXAMPLE
Some solutions for n=5
..1..2..1..2..1..2....2..1..2..1..2..1....2..1..1..2..2..1....2..1..2..1..2..1
..2..0..0..0..0..0....1..2..1..0..0..0....1..2..2..0..0..0....1..2..1..0..0..0
..2..0..0..0..0..1....1..2..1..2..1..0....1..2..1..0..0..0....2..1..2..0..1..2
..1..0..2..1..2..2....2..0..0..1..1..0....2..0..0..0..1..2....1..2..1..2..2..1
..1..0..2..1..2..1....1..0..0..0..0..2....1..0..0..0..2..2....1..2..1..2..1..0
CROSSREFS
Sequence in context: A355214 A047900 A204212 * A318640 A088038 A061435
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 03 2014
STATUS
approved

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Last modified July 14 12:35 EDT 2024. Contains 374318 sequences. (Running on oeis4.)