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A302314
Number of 6Xn 0..1 arrays with every element equal to 0, 1, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
1
32, 42, 153, 380, 1271, 5715, 18992, 70289, 276303, 1198933, 4943025, 20296911, 87240442, 391664186, 1720317094, 7452867091, 33062937731, 149393352532, 666995403171, 2953315553655, 13219394330756, 59630333269194
OFFSET
1,1
COMMENTS
Row 6 of A302309.
LINKS
EXAMPLE
Some solutions for n=5
..0..1..1..0..1. .0..1..0..1..0. .0..1..0..0..1. .0..1..1..1..1
..0..0..0..0..1. .1..1..0..1..0. .0..1..0..1..0. .1..1..1..0..1
..1..1..1..0..1. .0..1..0..1..1. .1..1..0..1..0. .0..1..0..0..1
..1..0..1..0..1. .1..0..1..1..1. .0..1..0..1..0. .0..0..1..0..1
..0..0..1..0..0. .0..0..0..1..0. .0..1..0..1..0. .1..1..0..1..0
..1..0..1..0..1. .1..0..0..0..1. .1..0..0..1..0. .1..0..1..1..0
CROSSREFS
Cf. A302309.
Sequence in context: A302639 A302431 A303201 * A303044 A302881 A303529
KEYWORD
nonn
AUTHOR
R. H. Hardin, Apr 05 2018
STATUS
approved