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A299313
Number of nX7 0..1 arrays with every element equal to 1, 2, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
1
8, 99, 593, 11252, 167810, 3203795, 60731972, 1089584523, 20249517439, 376576842172, 6933812025046, 128217475610989, 2373760598011141, 43877591299939779, 811240029844441755, 15004022659152917520
OFFSET
1,1
COMMENTS
Column 7 of A299314.
LINKS
EXAMPLE
Some solutions for n=5
..0..0..1..1..0..1..1. .0..1..0..1..1..1..1. .0..0..1..1..1..1..0
..0..1..1..1..1..0..0. .1..0..1..0..0..0..0. .1..1..0..0..0..0..1
..0..0..0..1..1..1..1. .0..1..0..1..0..0..1. .0..0..0..0..0..1..0
..0..0..0..0..0..0..1. .0..1..1..1..1..0..1. .0..1..1..0..0..1..0
..0..1..1..0..0..1..1. .1..1..1..1..0..1..0. .1..1..1..1..0..1..0
CROSSREFS
Cf. A299314.
Sequence in context: A299573 A298395 A299513 * A300114 A180927 A091801
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 06 2018
STATUS
approved