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A183926 Number of nondecreasing arrangements of n numbers in -8..8 with sum zero and sum of squares not greater than n*72/3 1
1, 5, 25, 112, 414, 1346, 3998, 10966, 28096, 67867, 155632, 341105, 717922, 1456768, 2859956, 5449503, 10102778, 18266557, 32275332, 55823589, 94667487, 157629696, 258017192, 415654482, 659686930, 1032410595, 1594572418, 2432482107 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

Column 8 of A183927

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..59

EXAMPLE

Some solutions for n=4

.-8...-3...-3...-3...-5...-6...-7...-5...-6...-6...-7...-5...-4...-3...-4...-4

..2...-2...-2...-3...-4...-1....0...-3....1....0...-1...-2...-1....0....0...-2

..3...-1....0...-2....3....2....1....1....2....1....3....1....0....0....1....2

..3....6....5....8....6....5....6....7....3....5....5....6....5....3....3....4

CROSSREFS

Sequence in context: A282085 A290920 A267228 * A092440 A196985 A124534

Adjacent sequences:  A183923 A183924 A183925 * A183927 A183928 A183929

KEYWORD

nonn

AUTHOR

R. H. Hardin Jan 08 2011

STATUS

approved

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Last modified June 20 06:56 EDT 2021. Contains 345157 sequences. (Running on oeis4.)