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A303466
Number of nX5 0..1 arrays with every element equal to 0, 1, 2, 3, 5 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
1
16, 384, 5237, 79377, 1243692, 19374638, 302023677, 4716032889, 73624207904, 1149438505997, 17947141691999, 280223342646902, 4375382787383338, 68317349274051360, 1066710022825715053, 16655668791240232192
OFFSET
1,1
COMMENTS
Column 5 of A303469.
FORMULA
Empirical recurrence of order 93 (see link above)
EXAMPLE
Some solutions for n=5
..0..0..0..0..0. .0..0..0..0..1. .0..0..0..0..0. .0..0..0..0..0
..0..0..1..1..0. .1..1..0..1..1. .1..1..1..1..1. .0..1..1..0..1
..0..1..0..0..1. .1..1..0..0..0. .0..0..0..1..0. .0..1..0..0..1
..1..0..1..1..0. .0..1..0..0..0. .1..1..0..1..1. .0..1..1..0..0
..1..0..0..1..1. .0..1..0..1..1. .0..0..1..0..1. .1..1..1..0..0
CROSSREFS
Cf. A303469.
Sequence in context: A302262 A302962 A302805 * A116166 A034976 A114426
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 24 2018
STATUS
approved