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 A239039 Number of n X n 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, modulo 4 0
 3, 41, 2739, 996325, 1916936295, 19230047618078, 1009453455314170147, 277622934845789537083432, 399900776405405212831407783271 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Diagonal of A239047 LINKS EXAMPLE Some solutions for n=3 ..2..2..3....2..0..2....0..0..2....0..0..3....3..2..0....0..0..0....0..3..3 ..2..2..2....2..0..0....3..2..0....3..3..2....3..2..3....0..0..2....2..2..2 ..0..0..0....3..3..1....2..1..2....2..1..3....0..2..1....3..3..1....0..0..3 CROSSREFS Sequence in context: A262644 A238990 A192888 * A228456 A238717 A057013 Adjacent sequences:  A239036 A239037 A239038 * A239040 A239041 A239042 KEYWORD nonn AUTHOR R. H. Hardin, Mar 09 2014 STATUS approved

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Last modified October 16 20:23 EDT 2019. Contains 328103 sequences. (Running on oeis4.)