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A218647 Number of nX4 arrays of the minimum value of corresponding elements and their horizontal, vertical or antidiagonal neighbors in a random 0..3 nX4 array 1
36, 292, 4946, 82188, 1374954, 23370578, 394655980, 6688451956, 113330380248, 1919929942392, 32533805101006, 551254991578840, 9340671432312772, 158272966584027210, 2681844781855552786, 45442423044091925218 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Column 4 of A218651
LINKS
EXAMPLE
Some solutions for n=3
..2..2..2..1....2..1..1..1....0..0..0..0....2..1..1..1....0..0..1..2
..2..2..1..1....2..1..1..1....0..0..0..0....2..1..1..1....0..0..2..2
..2..2..1..1....2..1..1..2....2..3..2..2....3..3..1..1....0..0..3..3
CROSSREFS
Sequence in context: A091081 A017462 A226836 * A067741 A185096 A073972
KEYWORD
nonn
AUTHOR
R. H. Hardin Nov 03 2012
STATUS
approved

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Last modified March 29 05:48 EDT 2024. Contains 371265 sequences. (Running on oeis4.)