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A305639
Number of nX5 0..1 arrays with every element unequal to 0, 1, 2, 4, 5 or 6 king-move adjacent elements, with upper left element zero.
1
16, 94, 255, 1516, 8734, 48567, 282463, 1774950, 11228442, 70910634, 457532212, 2961818801, 19161856034, 124734623018, 812517208743, 5292463879491, 34538146713972, 225412286656429, 1471173825589666, 9607289878561764
OFFSET
1,1
COMMENTS
Column 5 of A305642.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..0..0..0. .0..0..0..0..0. .0..0..0..1..1. .0..1..0..1..1
..0..0..0..0..0. .1..0..0..0..1. .1..0..0..1..1. .0..0..0..0..0
..0..0..1..1..0. .0..0..1..0..0. .0..0..0..0..0. .0..0..0..0..0
..1..1..1..1..0. .0..1..1..1..0. .0..0..0..0..0. .1..0..1..1..0
..1..1..1..1..1. .1..0..1..0..1. .0..1..0..1..1. .0..1..1..1..0
CROSSREFS
Cf. A305642.
Sequence in context: A108676 A304344 A316215 * A317033 A294433 A160750
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jun 07 2018
STATUS
approved