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A179771
Quadrisection of the fourth central column of triangle A122242, a(n) = A179770(4*n).
6
1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 1, 0, 1, 0, 0, 0, 0, 1, 1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 1, 1, 0, 0, 1, 1, 0, 1, 0, 1, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 1, 1, 0, 0, 0, 1, 0
OFFSET
1,1
COMMENTS
Conjecture: the last zero (107th) occurs at n=166, after which only ones occur.
LINKS
FORMULA
a(n) = A179770(4*n).
CROSSREFS
Cf. A179772-A179774, and also A179776, A179831.
Sequence in context: A194675 A117964 A179020 * A194677 A194667 A094875
KEYWORD
nonn
AUTHOR
Antti Karttunen, Aug 03 2010
STATUS
approved