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A223972 Number of nX5 0..2 arrays with rows and antidiagonals unimodal 1
86, 7396, 440628, 22935921, 1140963027, 55803232969, 2708281019793, 131014406127439, 6329626912147424, 305632588672082728, 14754359445820013164, 712195518319828970133, 34376429801121343195388 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A223975
LINKS
FORMULA
Empirical recurrence of order 43 (see link above)
EXAMPLE
Some solutions for n=3
..0..0..2..1..0....0..0..2..2..0....0..0..1..2..1....0..0..0..1..1
..1..2..1..1..0....0..2..2..2..2....1..1..1..1..2....0..0..2..2..2
..0..0..0..1..0....0..0..0..0..0....0..0..2..2..1....0..0..2..2..0
CROSSREFS
Sequence in context: A223722 A223828 A223786 * A321011 A093286 A093243
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 30 2013
STATUS
approved

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Last modified April 22 12:31 EDT 2024. Contains 371900 sequences. (Running on oeis4.)