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A240795
Number of 4Xn 0..3 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of the elements above it or zero plus the sum of the elements diagonally to its northwest or zero plus the sum of the elements antidiagonally to its northeast, modulo 4
1
7, 10, 27, 37, 132, 552, 2277, 11588, 35799, 109054, 467005, 1826688, 8078985, 27489845, 92673526, 369573835, 1387676052, 5728088537, 20522163467, 72766642122, 281548168173, 1050333422732, 4157767214229, 15271536502557
OFFSET
1,1
COMMENTS
Row 4 of A240792
LINKS
EXAMPLE
Some solutions for n=4
..3..2..3..2....3..2..3..2....3..2..3..2....3..2..3..2....3..2..3..2
..3..2..3..2....3..2..1..1....3..2..1..2....3..2..1..1....3..2..1..1
..2..0..0..2....2..2..3..1....2..2..0..2....2..2..3..1....2..2..3..2
..2..0..1..2....3..1..2..2....3..1..3..2....3..1..3..2....3..1..3..1
CROSSREFS
Sequence in context: A229310 A064948 A064950 * A058532 A370107 A280966
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 12 2014
STATUS
approved