OFFSET
0,1
COMMENTS
Period 66. The sequence begins (from offset 0) with its lexicographically earliest rotation.
The mean value of terms in the whole period of 66 is 6.72727.
LINKS
EXAMPLE
See illustrations in A179412. In all the first four patterns there are alive cells in four rows, thus a(0)=a(1)=a(2)=a(3)=4.
CROSSREFS
KEYWORD
nonn
AUTHOR
Antti Karttunen, Jul 27 2010
STATUS
approved