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A299610
Number of nX6 0..1 arrays with every element equal to 1, 2, 4, 6, 7 or 8 king-move adjacent elements, with upper left element zero.
1
5, 49, 34, 173, 453, 1223, 3286, 9873, 28227, 86428, 253623, 766882, 2299579, 6887900, 20699158, 62239664, 186995764, 562324870, 1690827365, 5083949541, 15289512249, 45981730995, 138278962826, 415872244403, 1250740118045
OFFSET
1,1
COMMENTS
Column 6 of A299612.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..0..0..0..1. .0..0..0..1..1..0. .0..0..0..1..1..0. .0..1..1..0..1..0
..0..1..1..1..1..0. .1..0..0..0..0..1. .1..0..0..0..0..1. .1..0..0..0..1..0
..0..1..1..1..0..1. .0..1..0..0..0..1. .0..1..0..0..0..1. .1..0..0..0..1..0
..1..1..1..1..0..1. .1..0..0..0..0..0. .0..1..0..0..0..0. .0..0..0..0..0..1
..0..0..0..1..0..1. .0..0..0..1..1..1. .0..1..0..1..1..1. .1..1..1..0..0..0
CROSSREFS
Cf. A299612.
Sequence in context: A298053 A298886 A298658 * A079837 A297957 A298773
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 14 2018
STATUS
approved