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 A240391 Number of nX4 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of elements above it or two plus the sum of the elements diagonally to its northwest, modulo 4 1
 1, 9, 62, 954, 8656, 142016, 1314136, 21792634, 202647943, 3370994234, 31395506778, 522714912826, 4870472639797, 81112346208261, 755881774461935, 12589433049740763, 117325295715902531, 1954137844293677962 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Column 4 of A240394 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=4 ..3..0..0..0....3..0..0..0....3..0..0..0....3..0..0..0....3..0..0..0 ..1..0..3..3....3..2..3..3....1..0..0..0....3..2..0..0....1..2..0..0 ..3..2..3..3....1..2..2..3....3..2..0..3....1..0..0..0....3..2..2..0 ..1..2..0..1....3..2..0..2....3..2..0..2....3..2..0..0....3..0..0..2 CROSSREFS Sequence in context: A081574 A084151 A346396 * A229701 A341627 A159235 Adjacent sequences: A240388 A240389 A240390 * A240392 A240393 A240394 KEYWORD nonn AUTHOR R. H. Hardin, Apr 04 2014 STATUS approved

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Last modified December 8 05:22 EST 2022. Contains 358672 sequences. (Running on oeis4.)