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A233406 - OEIS
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A233406
Number of (n+1)X(5+1) 0..2 arrays with row and column sums nondecreasing, and no adjacent elements equal
0
41, 265, 1461, 6931, 57941, 216088, 1661918, 6745563, 44238419, 186635795, 1129245723, 4833595607
(list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A233408
LINKS
Table of n, a(n) for n=1..12.
EXAMPLE
Some solutions for n=4
..0..2..0..1..0..1....0..1..2..0..1..2....1..0..1..0..1..0....0..2..0..1..0..1
..2..1..2..0..2..0....1..2..0..2..0..1....0..1..0..1..0..2....1..0..2..0..2..0
..1..0..1..2..1..2....2..0..2..1..2..0....1..0..1..0..2..1....0..1..0..2..1..2
..2..1..2..1..2..1....0..2..0..2..1..2....0..2..0..2..0..2....2..0..2..0..2..0
..1..2..1..2..1..2....2..0..2..1..2..1....1..0..2..1..2..1....1..2..1..2..0..2
CROSSREFS
Sequence in context: A275128 A142113 A226041 * A020866 A142690 A089318
Adjacent sequences: A233403 A233404 A233405 * A233407 A233408 A233409
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 09 2013
STATUS
approved

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Last modified October 3 11:06 EDT 2024. Contains 376488 sequences.
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