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A223781
Number of nX6 0..1 arrays with row sums unimodal and column sums inverted unimodal
0
22, 1066, 41257, 1467585, 47578884, 1441157406, 41206839418, 1126424633689, 29624137360831, 754958917204216, 18727101503129461, 454102386552585234
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 6 of A223782
LINKS
Table of n, a(n) for n=1..12.
EXAMPLE
Some solutions for n=3
..0..1..1..0..1..1....1..1..0..1..0..0....0..0..0..1..1..1....1..1..0..1..0..1
..1..0..0..0..0..1....1..0..0..0..1..1....1..0..1..1..0..0....1..0..1..0..1..1
..1..0..0..0..0..1....1..0..0..0..1..1....1..1..1..0..1..1....1..0..0..0..0..1
CROSSREFS
Sequence in context: A160139 A004633 A232277 * A223715 A255957 A209728
Adjacent sequences: A223778 A223779 A223780 * A223782 A223783 A223784
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 27 2013
STATUS
approved

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Last modified November 9 00:46 EST 2024. Contains 377554 sequences.
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