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A241359 Number of 4Xn 0..3 arrays with no element equal to zero plus the sum of elements to its left or one plus the sum of the elements above it or one 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, 4, 55, 128, 228, 1721, 5663, 11909, 69946, 220363, 570699, 2878602, 8802473, 26886516, 121529632, 369658890, 1215513262, 5099671734, 15392472866, 53972192998, 212784319669, 651213834921, 2381746719520, 8889638737979 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 4 of A241356

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..157

EXAMPLE

Some solutions for n=4

..3..2..3..3....3..2..3..3....2..3..3..3....2..3..3..2....3..2..3..3

..3..1..2..3....3..1..2..1....2..1..1..1....2..1..1..1....3..1..1..3

..2..3..0..2....2..3..3..3....3..2..3..2....3..2..3..3....2..1..0..2

..3..1..1..2....3..2..0..2....3..1..3..1....3..2..2..1....2..0..0..3

CROSSREFS

Sequence in context: A270320 A270332 A038270 * A239602 A100976 A152627

Adjacent sequences:  A241356 A241357 A241358 * A241360 A241361 A241362

KEYWORD

nonn

AUTHOR

R. H. Hardin, Apr 20 2014

STATUS

approved

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Last modified October 31 05:06 EDT 2020. Contains 338098 sequences. (Running on oeis4.)