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A223788 Number of nX7 0..2 arrays with rows, diagonals and antidiagonals unimodal 1
239, 57121, 5425943, 288823579, 11992802966, 478507693443, 20229461153969, 915762458891757, 43206434381517063, 2069374312587593444, 99272303599050335774, 4753191310090939188404, 227274223415204231413155 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A223789

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..75

EXAMPLE

Some solutions for n=3

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

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

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

CROSSREFS

Sequence in context: A181855 A223741 A223724 * A223830 A223974 A208681

Adjacent sequences:  A223785 A223786 A223787 * A223789 A223790 A223791

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 27 2013

STATUS

approved

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Last modified May 18 23:31 EDT 2022. Contains 353826 sequences. (Running on oeis4.)