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A240246
Number of nX4 0..3 arrays with no element equal to the sum of elements to its left or the sum of 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
32, 40, 162, 536, 2152, 8564, 29708, 111370, 400694, 1443716, 5245262, 18986530, 68603920, 248537998, 898915650, 3253662010, 11773735742, 42605917762, 154179401186, 557950544122, 2019019152744, 7306419602546, 26439895111414
OFFSET
1,1
COMMENTS
Column 4 of A240250
LINKS
EXAMPLE
Some solutions for n=4
..2..1..1..1....2..1..1..1....3..2..2..1....2..3..3..3....2..1..2..2
..3..0..0..2....3..0..2..2....1..0..0..3....1..0..2..2....3..0..0..1
..3..2..3..2....2..0..0..1....1..0..0..3....1..0..3..3....3..0..0..2
..1..0..3..2....2..0..0..1....3..0..0..1....3..0..2..3....1..0..0..3
CROSSREFS
Sequence in context: A217060 A326112 A363530 * A167309 A159007 A114042
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 03 2014
STATUS
approved