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 A239853 Number of nX3 0..3 arrays with no element equal to zero plus the sum of elements to its left or zero plus the sum of elements above it or one plus the sum of the elements diagonally to its northwest or one plus the sum of the elements antidiagonally to its northeast, modulo 4 1
 4, 9, 44, 84, 130, 343, 685, 1704, 3977, 7958, 18574, 40388, 86314, 203202, 433430, 967411, 2205109, 4735287, 10746065, 23937983, 52281965, 118605335, 261244402, 578751600, 1302168082, 2864205270, 6395152778, 14272351652, 31509181522 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 3 of A239858 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=4 ..3..2..3....2..3..3....3..2..3....3..2..3....3..2..3....2..3..2....3..2..3 ..2..1..0....3..1..2....2..1..0....2..1..2....2..1..0....3..1..3....2..1..0 ..3..0..2....3..2..3....3..0..2....3..1..2....3..0..2....3..1..3....2..0..0 ..2..1..0....3..1..3....3..2..0....3..2..2....2..1..2....2..3..3....2..0..0 CROSSREFS Sequence in context: A093149 A048054 A284973 * A209079 A149170 A024053 Adjacent sequences:  A239850 A239851 A239852 * A239854 A239855 A239856 KEYWORD nonn AUTHOR R. H. Hardin, Mar 28 2014 STATUS approved

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Last modified October 23 14:54 EDT 2019. Contains 328345 sequences. (Running on oeis4.)