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A184143
Number of nX8 binary arrays with rows and columns in nondecreasing order
1
9, 129, 3351, 136564, 6979061, 371484319, 18470742266, 818230288201, 31887670171373, 1096628939510047, 33575397457792227, 924491977646105742, 23115171441961340021, 529351592443419400759, 11186675629728308277811
OFFSET
1,1
COMMENTS
Column 8 of A180985
LINKS
EXAMPLE
Some solutions for 3X8
..0..1..1..1..1..1..1..1....0..0..0..0..0..1..1..1....0..0..1..1..1..1..1..1
..1..0..0..1..1..1..1..1....0..0..0..1..1..0..0..0....0..1..0..0..0..1..1..1
..1..0..1..0..0..0..1..1....0..0..0..1..1..0..1..1....1..0..0..1..1..0..0..1
CROSSREFS
Sequence in context: A275259 A064746 A232950 * A287690 A075762 A349155
KEYWORD
nonn
AUTHOR
R. H. Hardin Jan 09 2011
STATUS
approved