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A219598 Number of 5Xn arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..2 5Xn array 1
15, 87, 705, 4350, 26006, 156964, 939006, 5466749, 30837420, 168947111, 901097968, 4680202369, 23651533225, 116192356397, 554663937245, 2572846819549, 11600123422679, 50863765123285, 217051630988778, 902189285684499 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 5 of A219595
LINKS
EXAMPLE
Some solutions for n=3
..0..0..0....1..0..0....1..0..0....0..0..0....0..0..0....0..0..0....1..1..1
..0..0..0....1..1..0....1..1..0....0..0..0....1..0..0....1..0..0....1..1..0
..0..0..0....1..0..0....1..1..1....1..0..0....1..2..0....1..1..2....1..0..0
..0..0..0....2..1..0....1..1..1....1..1..0....2..2..2....1..0..0....1..0..0
..1..0..1....2..1..1....2..2..1....2..1..1....2..2..2....0..0..0....1..1..0
CROSSREFS
Sequence in context: A302948 A230676 A232070 * A241433 A220150 A164541
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 23 2012
STATUS
approved

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Last modified April 18 16:22 EDT 2024. Contains 371780 sequences. (Running on oeis4.)