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A200201 Number of -5..5 arrays x(0..n+2) of n+3 elements with zero sum and nonzero second and third differences 1
798, 7450, 70400, 667620, 6428538, 62141592, 604864626, 5910438976, 57975632400, 570460963084, 5628281238070, 55659731103340, 551565557625452, 5475686423922678, 54447753338275452, 542185148049168142 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 5 of A200204
LINKS
EXAMPLE
Some solutions for n=3
.-4...-4...-3....4...-5...-3....3...-4...-3....3...-4...-4....3...-5....1...-2
..1...-4....2...-5...-3...-1....2...-2...-2...-3...-1...-1....1...-5....2....2
.-3....4....4...-1....5....3...-4...-3....3...-3....3....3....3....4...-2...-2
..2...-3...-2...-1....2...-3...-2....4....0...-1...-5...-2...-5....1....4....3
..5....3...-3...-2....2...-1...-3....4....0....5....3....2...-1....3...-5....0
.-1....4....2....5...-1....5....4....1....2...-1....4....2...-1....2....0...-1
CROSSREFS
Sequence in context: A188536 A252346 A256026 * A045261 A101039 A121642
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 14 2011
STATUS
approved

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Last modified June 16 07:04 EDT 2024. Contains 373423 sequences. (Running on oeis4.)