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A226408 Number of nondecreasing -5..5 vectors of length n whose dot product with some nondecreasing -5..5 vector equals n 0
2, 50, 240, 963, 2841, 7821, 18765, 43447, 91139, 184470, 348170, 642928, 1137525 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A226410
LINKS
EXAMPLE
Some solutions for n=3
..0...-3...-5...-5...-1...-5....1...-1...-5...-3...-3...-5...-3...-5...-1...-4
..0...-2...-5...-3...-1...-4....2....1...-3...-3...-3...-3...-1...-5...-1...-3
..1...-1...-1...-3....3...-4....3....5....1...-3...-2....5....4...-2...-1....3
CROSSREFS
Sequence in context: A318426 A265962 A318094 * A226337 A048610 A007511
KEYWORD
nonn
AUTHOR
R. H. Hardin Jun 06 2013
STATUS
approved

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Last modified April 22 05:00 EDT 2024. Contains 371887 sequences. (Running on oeis4.)