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A222042 Number of binary arrays indicating the locations of trailing edge maxima of a random length-n 0..7 array extended with zeros and convolved with -1,2,-1 1
2, 4, 8, 15, 27, 47, 80, 134, 222, 365, 596, 970, 1575, 2554, 4138, 6701, 10848, 17558, 28415, 45982, 74406, 120397, 194812, 315218, 510039, 825266, 1335314, 2160589, 3495912, 5656510, 9152431, 14808950, 23961390, 38770349, 62731748, 101502106 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 7 of A222043
LINKS
EXAMPLE
Some solutions for n=7, one extended zero followed by filtered positions
..0....1....1....0....0....0....1....0....1....1....0....0....0....0....1....1
..1....0....0....1....0....0....0....1....0....0....0....0....0....1....0....0
..0....0....0....0....1....0....1....0....1....0....0....1....1....0....0....0
..1....0....1....0....0....1....0....0....0....0....0....0....0....0....0....0
..0....0....0....1....0....0....0....0....1....1....0....1....0....1....0....1
..1....0....1....0....1....0....0....0....0....0....0....0....1....0....0....0
..0....0....0....0....0....0....0....1....0....1....0....0....0....0....1....0
..1....0....0....0....0....1....0....0....0....0....0....0....1....1....0....1
..0....1....0....0....0....0....0....1....0....1....0....1....0....0....1....0
..0....0....0....0....0....0....0....0....0....0....0....0....0....0....0....0
CROSSREFS
Sequence in context: A222040 A222149 A222041 * A222150 A222151 A222152
KEYWORD
nonn
AUTHOR
R. H. Hardin Feb 06 2013
STATUS
approved

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Last modified July 22 06:07 EDT 2024. Contains 374481 sequences. (Running on oeis4.)