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 A298777 Number of nX3 0..1 arrays with every element equal to 0, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero. 1
 1, 1, 6, 2, 4, 7, 8, 15, 23, 38, 61, 99, 160, 259, 419, 678, 1097, 1775, 2872, 4647, 7519, 12166, 19685, 31851, 51536, 83387, 134923, 218310, 353233, 571543, 924776, 1496319, 2421095, 3917414, 6338509, 10255923, 16594432, 26850355, 43444787 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 COMMENTS Column 3 of A298782. LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 FORMULA Empirical: a(n) = a(n-1) +a(n-2) for n>7 EXAMPLE All solutions for n=5 ..0..1..0. .0..0..0. .0..0..0. .0..0..0 ..1..1..1. .0..0..0. .0..0..0. .0..0..0 ..1..0..1. .0..0..0. .0..0..0. .1..1..1 ..1..1..1. .0..0..0. .1..1..1. .1..1..1 ..0..1..0. .0..0..0. .1..1..1. .1..1..1 CROSSREFS Cf. A298782. Sequence in context: A202244 A257535 A020831 * A156590 A135617 A019930 Adjacent sequences:  A298774 A298775 A298776 * A298778 A298779 A298780 KEYWORD nonn AUTHOR R. H. Hardin, Jan 26 2018 STATUS approved

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Last modified March 26 04:32 EDT 2019. Contains 321481 sequences. (Running on oeis4.)