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A240252 Number of 3Xn 0..3 arrays with no element equal to the sum of elements to its left or the sum of the elements above it or the sum of the elements diagonally to its northwest or the sum of the elements antidiagonally to its northeast, modulo 4 1
14, 0, 16, 162, 688, 3964, 16600, 110134, 492060, 3362836, 15603288, 109979570, 524685654, 3720395188, 18147197844, 127927252744, 635400890972, 4432069428266, 22357505967916, 154094669426556, 788035670396332 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
COMMENTS
Row 3 of A240250
LINKS
EXAMPLE
Some solutions for n=4
..3..1..2..1....2..1..1..3....1..3..2..1....2..3..3..3....2..1..2..3
..2..0..0..3....3..0..2..2....2..0..0..3....1..0..2..1....3..0..0..1
..3..0..0..2....2..0..1..2....1..0..0..2....1..2..0..2....3..2..3..3
CROSSREFS
Sequence in context: A243830 A002337 A008423 * A317977 A023918 A062785
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 03 2014
STATUS
approved

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Last modified April 16 16:09 EDT 2024. Contains 371749 sequences. (Running on oeis4.)