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A179831
Quadrisection of the fourth central column of triangle A122242, a(n) = A179830((4*n)+1).
6
0, 0, 0, 0, 1, 0, 0, 1, 1, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 1, 1, 1, 0, 0, 0, 0, 0, 1, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1
OFFSET
1,1
COMMENTS
Conjecture: the last zero (119th) occurs at n=164, after which only ones occur.
LINKS
FORMULA
a(n) = A179830((4*n)+1).
CROSSREFS
Cf. A179832-A179834, and also A179771, A179776.
Sequence in context: A244063 A080343 A011664 * A094091 A080679 A353464
KEYWORD
nonn
AUTHOR
Antti Karttunen, Aug 03 2010
STATUS
approved