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A188006 Number of nondecreasing arrangements of 6 numbers x(i) in -(n+4)..(n+4) with the sum of sign(x(i))*x(i)^2 zero 1
106, 176, 286, 421, 636, 862, 1206, 1587, 2114, 2698, 3450, 4255, 5356, 6522, 8026, 9451, 11468, 13434, 15970, 18457, 21512, 24652, 28728, 32569, 37426, 42000, 47824, 53393, 60688, 67492, 75464, 83349, 93086, 102446, 113894, 123963, 137198, 149672 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 6 of A188002

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..51

EXAMPLE

Some solutions for n=3

.-7...-3...-7...-7...-4...-6...-6...-6...-6...-4...-7...-3...-6...-7...-4...-6

..2...-3...-1...-6...-3...-3....0...-3...-6...-4...-3...-2...-1...-5....0...-6

..2....0....0...-6...-2....1....3...-3...-6...-3....2...-2....0....0....2...-3

..3....1....3....6....0....2....3....2....6...-3....3....2....0....0....2...-2

..4....1....4....6....2....2....3....5....6....5....3....2....1....5....2....6

..4....4....5....7....5....6....3....5....6....5....6....3....6....7....2....7

CROSSREFS

Sequence in context: A070796 A045093 A078776 * A160725 A044338 A044719

Adjacent sequences:  A188003 A188004 A188005 * A188007 A188008 A188009

KEYWORD

nonn

AUTHOR

R. H. Hardin Mar 18 2011

STATUS

approved

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Last modified April 18 03:01 EDT 2014. Contains 240688 sequences.