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A295984
Number of nX7 0..1 arrays with each 1 adjacent to 2 or 3 king-move neighboring 1s.
1
1, 737, 8452, 124879, 6388097, 153675314, 3710803701, 113097325063, 3060234284708, 81692515465064, 2280199314485853, 62507114756334141, 1704727849120005972, 46881360345820072488, 1286005465572720177046
OFFSET
1,2
COMMENTS
Column 7 of A295985.
LINKS
EXAMPLE
Some solutions for n=4
..0..1..1..0..0..0..0. .0..0..1..1..1..1..0. .0..0..0..0..0..1..0
..0..1..0..1..0..1..1. .0..1..0..0..0..0..1. .1..1..0..0..1..0..1
..0..0..0..0..1..1..0. .0..0..1..1..1..0..1. .1..0..1..1..0..1..0
..0..0..0..0..0..0..0. .0..0..0..0..0..1..0. .0..0..0..0..1..0..0
CROSSREFS
Cf. A295985.
Sequence in context: A156954 A231034 A004078 * A218596 A043633 A171641
KEYWORD
nonn
AUTHOR
R. H. Hardin, Dec 01 2017
STATUS
approved