STATUS
editing
approved
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Revision History for A269082
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Number of n X n binary arrays with some element plus some horizontally, vertically or antidiagonally adjacent neighbor totalling two not more than once.
(history; published version)
(history; published version)
NAME
Number of nXn n X n binary arrays with some element plus some horizontally, vertically or antidiagonally adjacent neighbor totalling two not more than once.
STATUS
approved
editing
STATUS
editing
approved
LINKS
R. H. Hardin, <a href="/A269082/b269082.txt">Table of n, a(n) for n = 1..26</a>
NAME
allocated for R. H. Hardin
Number of nXn binary arrays with some element plus some horizontally, vertically or antidiagonally adjacent neighbor totalling two not more than once.
DATA
2, 11, 114, 2238, 80422, 5372270, 673690710, 159449028034, 71709929917104, 61507638902069052, 100988524469068110876, 318195132133780181426070, 1928131640777904103958251102, 22507425106868892327680953474828
OFFSET
1,1
COMMENTS
Diagonal of A269089.
EXAMPLE
Some solutions for n=4
..0..1..0..0. .1..1..0..1. .0..0..0..1. .0..1..0..0. .1..0..1..1
..1..0..0..0. .0..0..0..0. .1..0..0..0. .0..0..0..1. .0..0..0..0
..0..0..0..0. .0..0..0..1. .1..0..1..0. .0..0..0..0. .1..0..0..1
..0..1..0..1. .1..0..0..0. .0..0..0..0. .1..0..0..0. .0..1..0..0
CROSSREFS
Cf. A269089.
KEYWORD
allocated
nonn
AUTHOR
R. H. Hardin, Feb 19 2016
STATUS
approved
editing
KEYWORD
allocating
allocated
NAME
allocated for R. H. Hardin
KEYWORD
allocating
STATUS
approved