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A283493 Number of nX7 0..1 arrays with no 1 equal to more than three of its horizontal, vertical and antidiagonal neighbors, with the exception of exactly one element. 1
0, 1460, 402588, 44556288, 5074155320, 536229705204, 54620836862500, 5432594465187864, 530096184197639160, 50983454402298243104, 4847268086112091307116, 456542412664292202205844 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
Column 7 of A283494.
LINKS
EXAMPLE
Some solutions for n=2
..0..1..1..0..1..0..1. .0..1..0..1..1..0..0. .0..1..1..0..0..0..1
..1..1..1..0..0..0..0. .1..1..1..1..1..1..1. .1..1..1..1..1..0..0
CROSSREFS
Cf. A283494.
Sequence in context: A219722 A237947 A205316 * A232347 A251942 A251943
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 08 2017
STATUS
approved

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Last modified February 23 20:31 EST 2024. Contains 370288 sequences. (Running on oeis4.)