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A201987 Number of nX5 zero-sum -3..3 arrays with rows and columns lexicographically nondecreasing 0
32, 139471, 803133854, 3674187761233, 13189629907532856, 38785259210265819578 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A201989
LINKS
EXAMPLE
Some solutions for n=2
.-3.-1..0..2..3...-3.-3..2..2..3...-3.-1..0..2..3...-3.-1..2..2..3
..2..2..0.-2.-3....2..3.-2.-2.-2....3..2.-3.-1.-2...-3..2..0..0.-2
CROSSREFS
Sequence in context: A230566 A017093 A159412 * A217272 A017189 A159414
KEYWORD
nonn
AUTHOR
R. H. Hardin Dec 07 2011
STATUS
approved

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Last modified March 29 10:22 EDT 2024. Contains 371268 sequences. (Running on oeis4.)