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A265962 Number of nX3 integer arrays with each element equal to the number of horizontal, vertical and antidiagonal neighbors less than or equal to itself. 1
2, 50, 150, 5582, 59454, 809199, 12253344, 172499046, 2472824902, 35500451150, 508045097098, 7282384171365, 104368818508683, 1495505413391238, 21431556255615852, 307122975469556954, 4401164677075990109 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 3 of A265965.
LINKS
EXAMPLE
Some solutions for n=4
..0..2..1....2..1..2....0..4..1....0..4..0....0..2..3....0..2..3....1..0..1
..3..5..0....1..6..2....3..0..4....4..3..4....4..2..3....4..2..3....3..6..2
..0..6..3....2..6..0....2..1..3....0..2..4....1..6..1....2..6..2....0..6..2
..2..1..1....0..3..1....3..2..0....1..4..0....0..3..1....2..0..2....1..3..0
CROSSREFS
Cf. A265965.
Sequence in context: A317819 A231082 A318426 * A318094 A226408 A226337
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 19 2015
STATUS
approved

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Last modified February 23 17:43 EST 2024. Contains 370283 sequences. (Running on oeis4.)